Home / 3,986,216.10-5,979,324.15-3,702,780.90

Finding the Fourth Proportional to 3,986,216.10, 5,979,324.15 and 3,702,780.90

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Solution

The fourth proportional to 3,986,216.10, 5,979,324.15 and 3,702,780.90 is: 5,554,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,216.10 : 5,979,324.15 = 3,702,780.90 : x
  2. Step 2: Convert to fraction form
    3,986,216.10/5,979,324.15 = 3,702,780.90/x
  3. Step 3: Cross multiply
    3,986,216.10x = 5,979,324.15 × 3,702,780.90
  4. Step 4: Simplify right side
    3,986,216.10x = 22,140,127,257,528.73
  5. Step 5: Solve for x
    x = 22,140,127,257,528.73/3,986,216.10
  6. Step 6: Final answer
    x = 5,554,171.35

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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.