Home / 1,000,456.49-1,380,627.10-547,744.25

Finding the Fourth Proportional to 1,000,456.49, 1,380,627.10 and 547,744.25

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Solution

The fourth proportional to 1,000,456.49, 1,380,627.10 and 547,744.25 is: 755,885.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,456.49 : 1,380,627.10 = 547,744.25 : x
  2. Step 2: Convert to fraction form
    1,000,456.49/1,380,627.10 = 547,744.25/x
  3. Step 3: Cross multiply
    1,000,456.49x = 1,380,627.10 × 547,744.25
  4. Step 4: Simplify right side
    1,000,456.49x = 756,230,555,419.18
  5. Step 5: Solve for x
    x = 756,230,555,419.18/1,000,456.49
  6. Step 6: Final answer
    x = 755,885.50

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Double scale
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1.5x scale

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.