Home / 3,612,176.60-5,418,092.10-1,215,786.20

Finding the Fourth Proportional to 3,612,176.60, 5,418,092.10 and 1,215,786.20

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Solution

The fourth proportional to 3,612,176.60, 5,418,092.10 and 1,215,786.20 is: 1,823,621.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,176.60 : 5,418,092.10 = 1,215,786.20 : x
  2. Step 2: Convert to fraction form
    3,612,176.60/5,418,092.10 = 1,215,786.20/x
  3. Step 3: Cross multiply
    3,612,176.60x = 5,418,092.10 × 1,215,786.20
  4. Step 4: Simplify right side
    3,612,176.60x = 6,587,241,605,509.02
  5. Step 5: Solve for x
    x = 6,587,241,605,509.02/3,612,176.60
  6. Step 6: Final answer
    x = 1,823,621.14

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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.