Home / 2,029,471.52-2,800,691.28-1,224,500

Finding the Fourth Proportional to 2,029,471.52, 2,800,691.28 and 1,224,500

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Solution

The fourth proportional to 2,029,471.52, 2,800,691.28 and 1,224,500 is: 1,689,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,471.52 : 2,800,691.28 = 1,224,500 : x
  2. Step 2: Convert to fraction form
    2,029,471.52/2,800,691.28 = 1,224,500/x
  3. Step 3: Cross multiply
    2,029,471.52x = 2,800,691.28 × 1,224,500
  4. Step 4: Simplify right side
    2,029,471.52x = 3,429,446,472,360.00
  5. Step 5: Solve for x
    x = 3,429,446,472,360.00/2,029,471.52
  6. Step 6: Final answer
    x = 1,689,822.42

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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.