Home / 3,267,712.80-4,901,569.20-3,129,494.40

Finding the Fourth Proportional to 3,267,712.80, 4,901,569.20 and 3,129,494.40

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Solution

The fourth proportional to 3,267,712.80, 4,901,569.20 and 3,129,494.40 is: 4,694,241.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267,712.80 : 4,901,569.20 = 3,129,494.40 : x
  2. Step 2: Convert to fraction form
    3,267,712.80/4,901,569.20 = 3,129,494.40/x
  3. Step 3: Cross multiply
    3,267,712.80x = 4,901,569.20 × 3,129,494.40
  4. Step 4: Simplify right side
    3,267,712.80x = 15,339,433,362,612.48
  5. Step 5: Solve for x
    x = 15,339,433,362,612.48/3,267,712.80
  6. Step 6: Final answer
    x = 4,694,241.60

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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.