Home / 1,008,644.46-1,391,917.11-549,757.62

Finding the Fourth Proportional to 1,008,644.46, 1,391,917.11 and 549,757.62

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Solution

The fourth proportional to 1,008,644.46, 1,391,917.11 and 549,757.62 is: 758,658.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,644.46 : 1,391,917.11 = 549,757.62 : x
  2. Step 2: Convert to fraction form
    1,008,644.46/1,391,917.11 = 549,757.62/x
  3. Step 3: Cross multiply
    1,008,644.46x = 1,391,917.11 × 549,757.62
  4. Step 4: Simplify right side
    1,008,644.46x = 765,217,037,630.88
  5. Step 5: Solve for x
    x = 765,217,037,630.88/1,008,644.46
  6. Step 6: Final answer
    x = 758,658.84

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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.