Home / 2,387,263.76-3,581,532.12-871,086.32

Finding the Fourth Proportional to 2,387,263.76, 3,581,532.12 and 871,086.32

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Solution

The fourth proportional to 2,387,263.76, 3,581,532.12 and 871,086.32 is: 1,306,861.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,263.76 : 3,581,532.12 = 871,086.32 : x
  2. Step 2: Convert to fraction form
    2,387,263.76/3,581,532.12 = 871,086.32/x
  3. Step 3: Cross multiply
    2,387,263.76x = 3,581,532.12 × 871,086.32
  4. Step 4: Simplify right side
    2,387,263.76x = 3,119,823,634,372.60
  5. Step 5: Solve for x
    x = 3,119,823,634,372.60/2,387,263.76
  6. Step 6: Final answer
    x = 1,306,861.72

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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.