Home / 2,821,349.92-4,231,459.04-1,381,412.92

Finding the Fourth Proportional to 2,821,349.92, 4,231,459.04 and 1,381,412.92

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Solution

The fourth proportional to 2,821,349.92, 4,231,459.04 and 1,381,412.92 is: 2,071,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,349.92 : 4,231,459.04 = 1,381,412.92 : x
  2. Step 2: Convert to fraction form
    2,821,349.92/4,231,459.04 = 1,381,412.92/x
  3. Step 3: Cross multiply
    2,821,349.92x = 4,231,459.04 × 1,381,412.92
  4. Step 4: Simplify right side
    2,821,349.92x = 5,845,392,188,306.80
  5. Step 5: Solve for x
    x = 5,845,392,188,306.80/2,821,349.92
  6. Step 6: Final answer
    x = 2,071,842.33

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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.