Home / 1,241,610.30-1,862,415.45-443,792.70

Finding the Fourth Proportional to 1,241,610.30, 1,862,415.45 and 443,792.70

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Solution

The fourth proportional to 1,241,610.30, 1,862,415.45 and 443,792.70 is: 665,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,610.30 : 1,862,415.45 = 443,792.70 : x
  2. Step 2: Convert to fraction form
    1,241,610.30/1,862,415.45 = 443,792.70/x
  3. Step 3: Cross multiply
    1,241,610.30x = 1,862,415.45 × 443,792.70
  4. Step 4: Simplify right side
    1,241,610.30x = 826,526,381,077.22
  5. Step 5: Solve for x
    x = 826,526,381,077.22/1,241,610.30
  6. Step 6: Final answer
    x = 665,689.05

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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.