Home / 1,224,091.73-1,836,136.17-425,373.35

Finding the Fourth Proportional to 1,224,091.73, 1,836,136.17 and 425,373.35

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Solution

The fourth proportional to 1,224,091.73, 1,836,136.17 and 425,373.35 is: 638,059.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,091.73 : 1,836,136.17 = 425,373.35 : x
  2. Step 2: Convert to fraction form
    1,224,091.73/1,836,136.17 = 425,373.35/x
  3. Step 3: Cross multiply
    1,224,091.73x = 1,836,136.17 × 425,373.35
  4. Step 4: Simplify right side
    1,224,091.73x = 781,043,384,508.39
  5. Step 5: Solve for x
    x = 781,043,384,508.39/1,224,091.73
  6. Step 6: Final answer
    x = 638,059.52

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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.