Home / 3,380,646.72-5,071,443.72-1,106,349.89

Finding the Fourth Proportional to 3,380,646.72, 5,071,443.72 and 1,106,349.89

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Solution

The fourth proportional to 3,380,646.72, 5,071,443.72 and 1,106,349.89 is: 1,659,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,646.72 : 5,071,443.72 = 1,106,349.89 : x
  2. Step 2: Convert to fraction form
    3,380,646.72/5,071,443.72 = 1,106,349.89/x
  3. Step 3: Cross multiply
    3,380,646.72x = 5,071,443.72 × 1,106,349.89
  4. Step 4: Simplify right side
    3,380,646.72x = 5,610,791,172,257.16
  5. Step 5: Solve for x
    x = 5,610,791,172,257.16/3,380,646.72
  6. Step 6: Final answer
    x = 1,659,679.83

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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.