Home / 1,487,781.60-2,231,672.40-365,850.60

Finding the Fourth Proportional to 1,487,781.60, 2,231,672.40 and 365,850.60

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Solution

The fourth proportional to 1,487,781.60, 2,231,672.40 and 365,850.60 is: 548,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,781.60 : 2,231,672.40 = 365,850.60 : x
  2. Step 2: Convert to fraction form
    1,487,781.60/2,231,672.40 = 365,850.60/x
  3. Step 3: Cross multiply
    1,487,781.60x = 2,231,672.40 × 365,850.60
  4. Step 4: Simplify right side
    1,487,781.60x = 816,458,686,543.44
  5. Step 5: Solve for x
    x = 816,458,686,543.44/1,487,781.60
  6. Step 6: Final answer
    x = 548,775.90

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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.