Home / 3,915,560.80-5,873,341.20-2,721,167.20

Finding the Fourth Proportional to 3,915,560.80, 5,873,341.20 and 2,721,167.20

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Solution

The fourth proportional to 3,915,560.80, 5,873,341.20 and 2,721,167.20 is: 4,081,750.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,560.80 : 5,873,341.20 = 2,721,167.20 : x
  2. Step 2: Convert to fraction form
    3,915,560.80/5,873,341.20 = 2,721,167.20/x
  3. Step 3: Cross multiply
    3,915,560.80x = 5,873,341.20 × 2,721,167.20
  4. Step 4: Simplify right side
    3,915,560.80x = 15,982,343,427,848.64
  5. Step 5: Solve for x
    x = 15,982,343,427,848.64/3,915,560.80
  6. Step 6: Final answer
    x = 4,081,750.80

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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.