Home / 1,090,234.60-1,635,351.90-754,311.40

Finding the Fourth Proportional to 1,090,234.60, 1,635,351.90 and 754,311.40

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Solution

The fourth proportional to 1,090,234.60, 1,635,351.90 and 754,311.40 is: 1,131,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,234.60 : 1,635,351.90 = 754,311.40 : x
  2. Step 2: Convert to fraction form
    1,090,234.60/1,635,351.90 = 754,311.40/x
  3. Step 3: Cross multiply
    1,090,234.60x = 1,635,351.90 × 754,311.40
  4. Step 4: Simplify right side
    1,090,234.60x = 1,233,564,581,181.66
  5. Step 5: Solve for x
    x = 1,233,564,581,181.66/1,090,234.60
  6. Step 6: Final answer
    x = 1,131,467.10

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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.