Home / 3,963,013.60-5,944,520.40-3,290,438.20

Finding the Fourth Proportional to 3,963,013.60, 5,944,520.40 and 3,290,438.20

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Solution

The fourth proportional to 3,963,013.60, 5,944,520.40 and 3,290,438.20 is: 4,935,657.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963,013.60 : 5,944,520.40 = 3,290,438.20 : x
  2. Step 2: Convert to fraction form
    3,963,013.60/5,944,520.40 = 3,290,438.20/x
  3. Step 3: Cross multiply
    3,963,013.60x = 5,944,520.40 × 3,290,438.20
  4. Step 4: Simplify right side
    3,963,013.60x = 19,560,077,004,839.28
  5. Step 5: Solve for x
    x = 19,560,077,004,839.28/3,963,013.60
  6. Step 6: Final answer
    x = 4,935,657.30

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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.