Home / 2,592,919.20-3,884,421.60-1,394,443.20

Finding the Fourth Proportional to 2,592,919.20, 3,884,421.60 and 1,394,443.20

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Solution

The fourth proportional to 2,592,919.20, 3,884,421.60 and 1,394,443.20 is: 2,088,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,919.20 : 3,884,421.60 = 1,394,443.20 : x
  2. Step 2: Convert to fraction form
    2,592,919.20/3,884,421.60 = 1,394,443.20/x
  3. Step 3: Cross multiply
    2,592,919.20x = 3,884,421.60 × 1,394,443.20
  4. Step 4: Simplify right side
    2,592,919.20x = 5,416,605,286,053.12
  5. Step 5: Solve for x
    x = 5,416,605,286,053.12/2,592,919.20
  6. Step 6: Final answer
    x = 2,088,998.87

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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.