Home / 3,409,753.56-5,115,475.96-1,013,593.72

Finding the Fourth Proportional to 3,409,753.56, 5,115,475.96 and 1,013,593.72

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Solution

The fourth proportional to 3,409,753.56, 5,115,475.96 and 1,013,593.72 is: 1,520,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,753.56 : 5,115,475.96 = 1,013,593.72 : x
  2. Step 2: Convert to fraction form
    3,409,753.56/5,115,475.96 = 1,013,593.72/x
  3. Step 3: Cross multiply
    3,409,753.56x = 5,115,475.96 × 1,013,593.72
  4. Step 4: Simplify right side
    3,409,753.56x = 5,185,014,307,866.97
  5. Step 5: Solve for x
    x = 5,185,014,307,866.97/3,409,753.56
  6. Step 6: Final answer
    x = 1,520,641.95

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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.