Home / 3,172,368.59-4,377,874.18-1,722,065

Finding the Fourth Proportional to 3,172,368.59, 4,377,874.18 and 1,722,065

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Solution

The fourth proportional to 3,172,368.59, 4,377,874.18 and 1,722,065 is: 2,376,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,368.59 : 4,377,874.18 = 1,722,065 : x
  2. Step 2: Convert to fraction form
    3,172,368.59/4,377,874.18 = 1,722,065/x
  3. Step 3: Cross multiply
    3,172,368.59x = 4,377,874.18 × 1,722,065
  4. Step 4: Simplify right side
    3,172,368.59x = 7,538,983,899,781.70
  5. Step 5: Solve for x
    x = 7,538,983,899,781.70/3,172,368.59
  6. Step 6: Final answer
    x = 2,376,452.70

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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.