Home / 2,029,449.52-2,800,660.92-1,224,478

Finding the Fourth Proportional to 2,029,449.52, 2,800,660.92 and 1,224,478

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Solution

The fourth proportional to 2,029,449.52, 2,800,660.92 and 1,224,478 is: 1,689,792.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,449.52 : 2,800,660.92 = 1,224,478 : x
  2. Step 2: Convert to fraction form
    2,029,449.52/2,800,660.92 = 1,224,478/x
  3. Step 3: Cross multiply
    2,029,449.52x = 2,800,660.92 × 1,224,478
  4. Step 4: Simplify right side
    2,029,449.52x = 3,429,347,681,999.76
  5. Step 5: Solve for x
    x = 3,429,347,681,999.76/2,029,449.52
  6. Step 6: Final answer
    x = 1,689,792.06

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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.