Home / 2,689,381.85-4,034,469.80-960,117.64

Finding the Fourth Proportional to 2,689,381.85, 4,034,469.80 and 960,117.64

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Solution

The fourth proportional to 2,689,381.85, 4,034,469.80 and 960,117.64 is: 1,440,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,381.85 : 4,034,469.80 = 960,117.64 : x
  2. Step 2: Convert to fraction form
    2,689,381.85/4,034,469.80 = 960,117.64/x
  3. Step 3: Cross multiply
    2,689,381.85x = 4,034,469.80 × 960,117.64
  4. Step 4: Simplify right side
    2,689,381.85x = 3,873,565,615,341.39
  5. Step 5: Solve for x
    x = 3,873,565,615,341.39/2,689,381.85
  6. Step 6: Final answer
    x = 1,440,318.20

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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.