Home / 2,652,158.90-3,978,209.19-1,587,498.14

Finding the Fourth Proportional to 2,652,158.90, 3,978,209.19 and 1,587,498.14

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Solution

The fourth proportional to 2,652,158.90, 3,978,209.19 and 1,587,498.14 is: 2,381,229.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652,158.90 : 3,978,209.19 = 1,587,498.14 : x
  2. Step 2: Convert to fraction form
    2,652,158.90/3,978,209.19 = 1,587,498.14/x
  3. Step 3: Cross multiply
    2,652,158.90x = 3,978,209.19 × 1,587,498.14
  4. Step 4: Simplify right side
    2,652,158.90x = 6,315,399,705,554.55
  5. Step 5: Solve for x
    x = 6,315,399,705,554.55/2,652,158.90
  6. Step 6: Final answer
    x = 2,381,229.76

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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.