Home / 3,374,422.60-5,061,486.30-978,215.08

Finding the Fourth Proportional to 3,374,422.60, 5,061,486.30 and 978,215.08

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Solution

The fourth proportional to 3,374,422.60, 5,061,486.30 and 978,215.08 is: 1,467,279.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,374,422.60 : 5,061,486.30 = 978,215.08 : x
  2. Step 2: Convert to fraction form
    3,374,422.60/5,061,486.30 = 978,215.08/x
  3. Step 3: Cross multiply
    3,374,422.60x = 5,061,486.30 × 978,215.08
  4. Step 4: Simplify right side
    3,374,422.60x = 4,951,222,225,873.40
  5. Step 5: Solve for x
    x = 4,951,222,225,873.40/3,374,422.60
  6. Step 6: Final answer
    x = 1,467,279.83

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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.