Home / 1,413,359.02-2,120,050.98-402,480.13

Finding the Fourth Proportional to 1,413,359.02, 2,120,050.98 and 402,480.13

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Solution

The fourth proportional to 1,413,359.02, 2,120,050.98 and 402,480.13 is: 603,723.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,359.02 : 2,120,050.98 = 402,480.13 : x
  2. Step 2: Convert to fraction form
    1,413,359.02/2,120,050.98 = 402,480.13/x
  3. Step 3: Cross multiply
    1,413,359.02x = 2,120,050.98 × 402,480.13
  4. Step 4: Simplify right side
    1,413,359.02x = 853,278,394,037.03
  5. Step 5: Solve for x
    x = 853,278,394,037.03/1,413,359.02
  6. Step 6: Final answer
    x = 603,723.74

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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.