Home / 3,172,068.08-4,377,336.54-1,721,732.61

Finding the Fourth Proportional to 3,172,068.08, 4,377,336.54 and 1,721,732.61

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Solution

The fourth proportional to 3,172,068.08, 4,377,336.54 and 1,721,732.61 is: 2,375,927.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,068.08 : 4,377,336.54 = 1,721,732.61 : x
  2. Step 2: Convert to fraction form
    3,172,068.08/4,377,336.54 = 1,721,732.61/x
  3. Step 3: Cross multiply
    3,172,068.08x = 4,377,336.54 × 1,721,732.61
  4. Step 4: Simplify right side
    3,172,068.08x = 7,536,603,060,883.31
  5. Step 5: Solve for x
    x = 7,536,603,060,883.31/3,172,068.08
  6. Step 6: Final answer
    x = 2,375,927.27

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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.