Home / 3,172,080-4,376,905.92-1,795,416.96

Finding the Fourth Proportional to 3,172,080, 4,376,905.92 and 1,795,416.96

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Solution

The fourth proportional to 3,172,080, 4,376,905.92 and 1,795,416.96 is: 2,477,355.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,080 : 4,376,905.92 = 1,795,416.96 : x
  2. Step 2: Convert to fraction form
    3,172,080/4,376,905.92 = 1,795,416.96/x
  3. Step 3: Cross multiply
    3,172,080x = 4,376,905.92 × 1,795,416.96
  4. Step 4: Simplify right side
    3,172,080x = 7,858,371,121,092.40
  5. Step 5: Solve for x
    x = 7,858,371,121,092.40/3,172,080
  6. Step 6: Final answer
    x = 2,477,355.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.