Home / 5,756,742.72-8,635,146.96-2,390,949.72

Finding the Fourth Proportional to 5,756,742.72, 8,635,146.96 and 2,390,949.72

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Solution

The fourth proportional to 5,756,742.72, 8,635,146.96 and 2,390,949.72 is: 3,586,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756,742.72 : 8,635,146.96 = 2,390,949.72 : x
  2. Step 2: Convert to fraction form
    5,756,742.72/8,635,146.96 = 2,390,949.72/x
  3. Step 3: Cross multiply
    5,756,742.72x = 8,635,146.96 × 2,390,949.72
  4. Step 4: Simplify right side
    5,756,742.72x = 20,646,202,206,170.86
  5. Step 5: Solve for x
    x = 20,646,202,206,170.86/5,756,742.72
  6. Step 6: Final answer
    x = 3,586,438.24

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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.