Home / 3,172,429.26-4,377,957.93-1,722,125.61

Finding the Fourth Proportional to 3,172,429.26, 4,377,957.93 and 1,722,125.61

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Solution

The fourth proportional to 3,172,429.26, 4,377,957.93 and 1,722,125.61 is: 2,376,536.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,429.26 : 4,377,957.93 = 1,722,125.61 : x
  2. Step 2: Convert to fraction form
    3,172,429.26/4,377,957.93 = 1,722,125.61/x
  3. Step 3: Cross multiply
    3,172,429.26x = 4,377,957.93 × 1,722,125.61
  4. Step 4: Simplify right side
    3,172,429.26x = 7,539,393,470,755.59
  5. Step 5: Solve for x
    x = 7,539,393,470,755.59/3,172,429.26
  6. Step 6: Final answer
    x = 2,376,536.36

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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.