Home / 1,660,917.21-2,292,065.67-896,970.70

Finding the Fourth Proportional to 1,660,917.21, 2,292,065.67 and 896,970.70

Calculator

Solution

The fourth proportional to 1,660,917.21, 2,292,065.67 and 896,970.70 is: 1,237,819.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,917.21 : 2,292,065.67 = 896,970.70 : x
  2. Step 2: Convert to fraction form
    1,660,917.21/2,292,065.67 = 896,970.70/x
  3. Step 3: Cross multiply
    1,660,917.21x = 2,292,065.67 × 896,970.70
  4. Step 4: Simplify right side
    1,660,917.21x = 2,055,915,748,465.87
  5. Step 5: Solve for x
    x = 2,055,915,748,465.87/1,660,917.21
  6. Step 6: Final answer
    x = 1,237,819.52

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.