Home / 3,552,500.10-5,328,750.15-1,309,512.90

Finding the Fourth Proportional to 3,552,500.10, 5,328,750.15 and 1,309,512.90

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Solution

The fourth proportional to 3,552,500.10, 5,328,750.15 and 1,309,512.90 is: 1,964,269.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,500.10 : 5,328,750.15 = 1,309,512.90 : x
  2. Step 2: Convert to fraction form
    3,552,500.10/5,328,750.15 = 1,309,512.90/x
  3. Step 3: Cross multiply
    3,552,500.10x = 5,328,750.15 × 1,309,512.90
  4. Step 4: Simplify right side
    3,552,500.10x = 6,978,067,062,301.94
  5. Step 5: Solve for x
    x = 6,978,067,062,301.94/3,552,500.10
  6. Step 6: Final answer
    x = 1,964,269.35

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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.