Home / 6,239,805.60-9,359,708.40-3,247,600.80

Finding the Fourth Proportional to 6,239,805.60, 9,359,708.40 and 3,247,600.80

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Solution

The fourth proportional to 6,239,805.60, 9,359,708.40 and 3,247,600.80 is: 4,871,401.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239,805.60 : 9,359,708.40 = 3,247,600.80 : x
  2. Step 2: Convert to fraction form
    6,239,805.60/9,359,708.40 = 3,247,600.80/x
  3. Step 3: Cross multiply
    6,239,805.60x = 9,359,708.40 × 3,247,600.80
  4. Step 4: Simplify right side
    6,239,805.60x = 30,396,596,487,606.72
  5. Step 5: Solve for x
    x = 30,396,596,487,606.72/6,239,805.60
  6. Step 6: Final answer
    x = 4,871,401.20

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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.