Home / 3,172,368.66-4,377,871.17-1,722,063.66

Finding the Fourth Proportional to 3,172,368.66, 4,377,871.17 and 1,722,063.66

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Solution

The fourth proportional to 3,172,368.66, 4,377,871.17 and 1,722,063.66 is: 2,376,449.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,368.66 : 4,377,871.17 = 1,722,063.66 : x
  2. Step 2: Convert to fraction form
    3,172,368.66/4,377,871.17 = 1,722,063.66/x
  3. Step 3: Cross multiply
    3,172,368.66x = 4,377,871.17 × 1,722,063.66
  4. Step 4: Simplify right side
    3,172,368.66x = 7,538,972,850,018.68
  5. Step 5: Solve for x
    x = 7,538,972,850,018.68/3,172,368.66
  6. Step 6: Final answer
    x = 2,376,449.16

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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.