Home / 740,520.70-1,110,781.05-682,783.90

Finding the Fourth Proportional to 740,520.70, 1,110,781.05 and 682,783.90

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Solution

The fourth proportional to 740,520.70, 1,110,781.05 and 682,783.90 is: 1,024,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,520.70 : 1,110,781.05 = 682,783.90 : x
  2. Step 2: Convert to fraction form
    740,520.70/1,110,781.05 = 682,783.90/x
  3. Step 3: Cross multiply
    740,520.70x = 1,110,781.05 × 682,783.90
  4. Step 4: Simplify right side
    740,520.70x = 758,423,417,365.10
  5. Step 5: Solve for x
    x = 758,423,417,365.10/740,520.70
  6. Step 6: Final answer
    x = 1,024,175.85

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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.