Home / 2,016,687.70-3,025,031.55-1,005,418.90

Finding the Fourth Proportional to 2,016,687.70, 3,025,031.55 and 1,005,418.90

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Solution

The fourth proportional to 2,016,687.70, 3,025,031.55 and 1,005,418.90 is: 1,508,128.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,687.70 : 3,025,031.55 = 1,005,418.90 : x
  2. Step 2: Convert to fraction form
    2,016,687.70/3,025,031.55 = 1,005,418.90/x
  3. Step 3: Cross multiply
    2,016,687.70x = 3,025,031.55 × 1,005,418.90
  4. Step 4: Simplify right side
    2,016,687.70x = 3,041,423,893,466.30
  5. Step 5: Solve for x
    x = 3,041,423,893,466.30/2,016,687.70
  6. Step 6: Final answer
    x = 1,508,128.35

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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.