Home / 1,478,481.40-2,217,722.10-531,729.10

Finding the Fourth Proportional to 1,478,481.40, 2,217,722.10 and 531,729.10

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Solution

The fourth proportional to 1,478,481.40, 2,217,722.10 and 531,729.10 is: 797,593.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,481.40 : 2,217,722.10 = 531,729.10 : x
  2. Step 2: Convert to fraction form
    1,478,481.40/2,217,722.10 = 531,729.10/x
  3. Step 3: Cross multiply
    1,478,481.40x = 2,217,722.10 × 531,729.10
  4. Step 4: Simplify right side
    1,478,481.40x = 1,179,227,376,283.11
  5. Step 5: Solve for x
    x = 1,179,227,376,283.11/1,478,481.40
  6. Step 6: Final answer
    x = 797,593.65

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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.