Home / 6,871,489.20-10,304,609.40-2,077,585.20

Finding the Fourth Proportional to 6,871,489.20, 10,304,609.40 and 2,077,585.20

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Solution

The fourth proportional to 6,871,489.20, 10,304,609.40 and 2,077,585.20 is: 3,115,584.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,871,489.20 : 10,304,609.40 = 2,077,585.20 : x
  2. Step 2: Convert to fraction form
    6,871,489.20/10,304,609.40 = 2,077,585.20/x
  3. Step 3: Cross multiply
    6,871,489.20x = 10,304,609.40 × 2,077,585.20
  4. Step 4: Simplify right side
    6,871,489.20x = 21,408,703,981,220.88
  5. Step 5: Solve for x
    x = 21,408,703,981,220.88/6,871,489.20
  6. Step 6: Final answer
    x = 3,115,584.32

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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.