Home / 1,370,458.38-2,055,824.52-471,781.20

Finding the Fourth Proportional to 1,370,458.38, 2,055,824.52 and 471,781.20

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Solution

The fourth proportional to 1,370,458.38, 2,055,824.52 and 471,781.20 is: 707,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,458.38 : 2,055,824.52 = 471,781.20 : x
  2. Step 2: Convert to fraction form
    1,370,458.38/2,055,824.52 = 471,781.20/x
  3. Step 3: Cross multiply
    1,370,458.38x = 2,055,824.52 × 471,781.20
  4. Step 4: Simplify right side
    1,370,458.38x = 969,899,359,035.02
  5. Step 5: Solve for x
    x = 969,899,359,035.02/1,370,458.38
  6. Step 6: Final answer
    x = 707,718.95

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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.