Home / 1,644,129.24-2,466,138.27-579,143.47

Finding the Fourth Proportional to 1,644,129.24, 2,466,138.27 and 579,143.47

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Solution

The fourth proportional to 1,644,129.24, 2,466,138.27 and 579,143.47 is: 868,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,129.24 : 2,466,138.27 = 579,143.47 : x
  2. Step 2: Convert to fraction form
    1,644,129.24/2,466,138.27 = 579,143.47/x
  3. Step 3: Cross multiply
    1,644,129.24x = 2,466,138.27 × 579,143.47
  4. Step 4: Simplify right side
    1,644,129.24x = 1,428,247,862,856.91
  5. Step 5: Solve for x
    x = 1,428,247,862,856.91/1,644,129.24
  6. Step 6: Final answer
    x = 868,695.62

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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.