Home / 2,172,904.20-3,259,356.30-1,613,032.20

Finding the Fourth Proportional to 2,172,904.20, 3,259,356.30 and 1,613,032.20

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Solution

The fourth proportional to 2,172,904.20, 3,259,356.30 and 1,613,032.20 is: 2,419,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,904.20 : 3,259,356.30 = 1,613,032.20 : x
  2. Step 2: Convert to fraction form
    2,172,904.20/3,259,356.30 = 1,613,032.20/x
  3. Step 3: Cross multiply
    2,172,904.20x = 3,259,356.30 × 1,613,032.20
  4. Step 4: Simplify right side
    2,172,904.20x = 5,257,446,663,172.86
  5. Step 5: Solve for x
    x = 5,257,446,663,172.86/2,172,904.20
  6. Step 6: Final answer
    x = 2,419,548.30

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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.