Home / 1,000,662.96-1,380,898.10-541,773.78

Finding the Fourth Proportional to 1,000,662.96, 1,380,898.10 and 541,773.78

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Solution

The fourth proportional to 1,000,662.96, 1,380,898.10 and 541,773.78 is: 747,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,662.96 : 1,380,898.10 = 541,773.78 : x
  2. Step 2: Convert to fraction form
    1,000,662.96/1,380,898.10 = 541,773.78/x
  3. Step 3: Cross multiply
    1,000,662.96x = 1,380,898.10 × 541,773.78
  4. Step 4: Simplify right side
    1,000,662.96x = 748,134,383,431.82
  5. Step 5: Solve for x
    x = 748,134,383,431.82/1,000,662.96
  6. Step 6: Final answer
    x = 747,638.73

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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.