Home / 3,551,982.40-5,324,474.40-1,755,143.20

Finding the Fourth Proportional to 3,551,982.40, 5,324,474.40 and 1,755,143.20

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Solution

The fourth proportional to 3,551,982.40, 5,324,474.40 and 1,755,143.20 is: 2,630,985.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,982.40 : 5,324,474.40 = 1,755,143.20 : x
  2. Step 2: Convert to fraction form
    3,551,982.40/5,324,474.40 = 1,755,143.20/x
  3. Step 3: Cross multiply
    3,551,982.40x = 5,324,474.40 × 1,755,143.20
  4. Step 4: Simplify right side
    3,551,982.40x = 9,345,215,036,734.08
  5. Step 5: Solve for x
    x = 9,345,215,036,734.08/3,551,982.40
  6. Step 6: Final answer
    x = 2,630,985.74

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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.