Home / 3,475,394.80-5,217,757.80-2,218,793.20

Finding the Fourth Proportional to 3,475,394.80, 5,217,757.80 and 2,218,793.20

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Solution

The fourth proportional to 3,475,394.80, 5,217,757.80 and 2,218,793.20 is: 3,331,168.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,475,394.80 : 5,217,757.80 = 2,218,793.20 : x
  2. Step 2: Convert to fraction form
    3,475,394.80/5,217,757.80 = 2,218,793.20/x
  3. Step 3: Cross multiply
    3,475,394.80x = 5,217,757.80 × 2,218,793.20
  4. Step 4: Simplify right side
    3,475,394.80x = 11,577,125,525,886.96
  5. Step 5: Solve for x
    x = 11,577,125,525,886.96/3,475,394.80
  6. Step 6: Final answer
    x = 3,331,168.45

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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.