Home / 1,331,503.46-1,997,269.76-384,882.38

Finding the Fourth Proportional to 1,331,503.46, 1,997,269.76 and 384,882.38

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Solution

The fourth proportional to 1,331,503.46, 1,997,269.76 and 384,882.38 is: 577,327.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,503.46 : 1,997,269.76 = 384,882.38 : x
  2. Step 2: Convert to fraction form
    1,331,503.46/1,997,269.76 = 384,882.38/x
  3. Step 3: Cross multiply
    1,331,503.46x = 1,997,269.76 × 384,882.38
  4. Step 4: Simplify right side
    1,331,503.46x = 768,713,929,706.69
  5. Step 5: Solve for x
    x = 768,713,929,706.69/1,331,503.46
  6. Step 6: Final answer
    x = 577,327.78

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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.