Home / 2,147,849.20-3,218,087.40-1,023,497.20

Finding the Fourth Proportional to 2,147,849.20, 3,218,087.40 and 1,023,497.20

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Solution

The fourth proportional to 2,147,849.20, 3,218,087.40 and 1,023,497.20 is: 1,533,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,849.20 : 3,218,087.40 = 1,023,497.20 : x
  2. Step 2: Convert to fraction form
    2,147,849.20/3,218,087.40 = 1,023,497.20/x
  3. Step 3: Cross multiply
    2,147,849.20x = 3,218,087.40 × 1,023,497.20
  4. Step 4: Simplify right side
    2,147,849.20x = 3,293,703,443,255.28
  5. Step 5: Solve for x
    x = 3,293,703,443,255.28/2,147,849.20
  6. Step 6: Final answer
    x = 1,533,489.15

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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.