Home / 1,489,227.83-2,233,472.69-424,279.11

Finding the Fourth Proportional to 1,489,227.83, 2,233,472.69 and 424,279.11

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Solution

The fourth proportional to 1,489,227.83, 2,233,472.69 and 424,279.11 is: 636,313.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,227.83 : 2,233,472.69 = 424,279.11 : x
  2. Step 2: Convert to fraction form
    1,489,227.83/2,233,472.69 = 424,279.11/x
  3. Step 3: Cross multiply
    1,489,227.83x = 2,233,472.69 × 424,279.11
  4. Step 4: Simplify right side
    1,489,227.83x = 947,615,812,172.16
  5. Step 5: Solve for x
    x = 947,615,812,172.16/1,489,227.83
  6. Step 6: Final answer
    x = 636,313.53

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1.5x scale

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.