Home / 3,933,254.40-5,427,541.12-2,190,790.40

Finding the Fourth Proportional to 3,933,254.40, 5,427,541.12 and 2,190,790.40

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Solution

The fourth proportional to 3,933,254.40, 5,427,541.12 and 2,190,790.40 is: 3,023,095.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,933,254.40 : 5,427,541.12 = 2,190,790.40 : x
  2. Step 2: Convert to fraction form
    3,933,254.40/5,427,541.12 = 2,190,790.40/x
  3. Step 3: Cross multiply
    3,933,254.40x = 5,427,541.12 × 2,190,790.40
  4. Step 4: Simplify right side
    3,933,254.40x = 11,890,604,981,301.25
  5. Step 5: Solve for x
    x = 11,890,604,981,301.25/3,933,254.40
  6. Step 6: Final answer
    x = 3,023,095.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.