Home / 1,663,125.90-2,494,688.85-1,127,748.30

Finding the Fourth Proportional to 1,663,125.90, 2,494,688.85 and 1,127,748.30

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Solution

The fourth proportional to 1,663,125.90, 2,494,688.85 and 1,127,748.30 is: 1,691,622.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,125.90 : 2,494,688.85 = 1,127,748.30 : x
  2. Step 2: Convert to fraction form
    1,663,125.90/2,494,688.85 = 1,127,748.30/x
  3. Step 3: Cross multiply
    1,663,125.90x = 2,494,688.85 × 1,127,748.30
  4. Step 4: Simplify right side
    1,663,125.90x = 2,813,381,109,616.46
  5. Step 5: Solve for x
    x = 2,813,381,109,616.46/1,663,125.90
  6. Step 6: Final answer
    x = 1,691,622.45

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Similar ratio
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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.