Home / 1,400,097-2,100,145.53-402,825

Finding the Fourth Proportional to 1,400,097, 2,100,145.53 and 402,825

Calculator

Solution

The fourth proportional to 1,400,097, 2,100,145.53 and 402,825 is: 604,237.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,097 : 2,100,145.53 = 402,825 : x
  2. Step 2: Convert to fraction form
    1,400,097/2,100,145.53 = 402,825/x
  3. Step 3: Cross multiply
    1,400,097x = 2,100,145.53 × 402,825
  4. Step 4: Simplify right side
    1,400,097x = 845,991,123,122.25
  5. Step 5: Solve for x
    x = 845,991,123,122.25/1,400,097
  6. Step 6: Final answer
    x = 604,237.51

Related Problems

Find fourth proportional to 700,048.50, 1,050,072.77 and 201,412.50
Half scale
Find fourth proportional to 2,800,194, 4,200,291.06 and 805,650
Double scale
Find fourth proportional to 1,400,098, 2,100,147.03 and 402,826
Similar ratio
Find fourth proportional to 2,100,145.50, 3,150,218.30 and 604,237.50
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.