Home / 1,658,947.72-2,488,420.50-948,477.56

Finding the Fourth Proportional to 1,658,947.72, 2,488,420.50 and 948,477.56

Calculator

Solution

The fourth proportional to 1,658,947.72, 2,488,420.50 and 948,477.56 is: 1,422,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,947.72 : 2,488,420.50 = 948,477.56 : x
  2. Step 2: Convert to fraction form
    1,658,947.72/2,488,420.50 = 948,477.56/x
  3. Step 3: Cross multiply
    1,658,947.72x = 2,488,420.50 × 948,477.56
  4. Step 4: Simplify right side
    1,658,947.72x = 2,360,211,004,093.98
  5. Step 5: Solve for x
    x = 2,360,211,004,093.98/1,658,947.72
  6. Step 6: Final answer
    x = 1,422,715.72

Related Problems

Find fourth proportional to 829,473.86, 1,244,210.25 and 474,238.78
Half scale
Find fourth proportional to 3,317,895.44, 4,976,841 and 1,896,955.12
Double scale
Find fourth proportional to 1,658,948.72, 2,488,422 and 948,478.56
Similar ratio
Find fourth proportional to 2,488,421.58, 3,732,630.75 and 1,422,716.34
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.