Home / 3,960,612.40-5,941,147.64-1,120,486.64

Finding the Fourth Proportional to 3,960,612.40, 5,941,147.64 and 1,120,486.64

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Solution

The fourth proportional to 3,960,612.40, 5,941,147.64 and 1,120,486.64 is: 1,680,794.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,960,612.40 : 5,941,147.64 = 1,120,486.64 : x
  2. Step 2: Convert to fraction form
    3,960,612.40/5,941,147.64 = 1,120,486.64/x
  3. Step 3: Cross multiply
    3,960,612.40x = 5,941,147.64 × 1,120,486.64
  4. Step 4: Simplify right side
    3,960,612.40x = 6,656,976,556,887.53
  5. Step 5: Solve for x
    x = 6,656,976,556,887.53/3,960,612.40
  6. Step 6: Final answer
    x = 1,680,794.76

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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.