Home / 1,231,581.60-1,847,372.40-1,036,719.90

Finding the Fourth Proportional to 1,231,581.60, 1,847,372.40 and 1,036,719.90

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Solution

The fourth proportional to 1,231,581.60, 1,847,372.40 and 1,036,719.90 is: 1,555,079.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,581.60 : 1,847,372.40 = 1,036,719.90 : x
  2. Step 2: Convert to fraction form
    1,231,581.60/1,847,372.40 = 1,036,719.90/x
  3. Step 3: Cross multiply
    1,231,581.60x = 1,847,372.40 × 1,036,719.90
  4. Step 4: Simplify right side
    1,231,581.60x = 1,915,207,729,790.76
  5. Step 5: Solve for x
    x = 1,915,207,729,790.76/1,231,581.60
  6. Step 6: Final answer
    x = 1,555,079.85

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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.