Home / 3,261,749.31-4,892,243.94-865,780.04

Finding the Fourth Proportional to 3,261,749.31, 4,892,243.94 and 865,780.04

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Solution

The fourth proportional to 3,261,749.31, 4,892,243.94 and 865,780.04 is: 1,298,569.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,749.31 : 4,892,243.94 = 865,780.04 : x
  2. Step 2: Convert to fraction form
    3,261,749.31/4,892,243.94 = 865,780.04/x
  3. Step 3: Cross multiply
    3,261,749.31x = 4,892,243.94 × 865,780.04
  4. Step 4: Simplify right side
    3,261,749.31x = 4,235,607,166,293.57
  5. Step 5: Solve for x
    x = 4,235,607,166,293.57/3,261,749.31
  6. Step 6: Final answer
    x = 1,298,569.19

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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.