Home / 5,247,046.44-7,240,625.31-2,891,776.83

Finding the Fourth Proportional to 5,247,046.44, 7,240,625.31 and 2,891,776.83

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Solution

The fourth proportional to 5,247,046.44, 7,240,625.31 and 2,891,776.83 is: 3,990,487.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,046.44 : 7,240,625.31 = 2,891,776.83 : x
  2. Step 2: Convert to fraction form
    5,247,046.44/7,240,625.31 = 2,891,776.83/x
  3. Step 3: Cross multiply
    5,247,046.44x = 7,240,625.31 × 2,891,776.83
  4. Step 4: Simplify right side
    5,247,046.44x = 20,938,272,506,169.57
  5. Step 5: Solve for x
    x = 20,938,272,506,169.57/5,247,046.44
  6. Step 6: Final answer
    x = 3,990,487.36

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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.