Home / 2,151,319-3,226,996.96-614,310.44

Finding the Fourth Proportional to 2,151,319, 3,226,996.96 and 614,310.44

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Solution

The fourth proportional to 2,151,319, 3,226,996.96 and 614,310.44 is: 921,470.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,319 : 3,226,996.96 = 614,310.44 : x
  2. Step 2: Convert to fraction form
    2,151,319/3,226,996.96 = 614,310.44/x
  3. Step 3: Cross multiply
    2,151,319x = 3,226,996.96 × 614,310.44
  4. Step 4: Simplify right side
    2,151,319x = 1,982,377,922,376.26
  5. Step 5: Solve for x
    x = 1,982,377,922,376.26/2,151,319
  6. Step 6: Final answer
    x = 921,470.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.