Home / 1,521,979.43-2,100,331.15-833,694.14

Finding the Fourth Proportional to 1,521,979.43, 2,100,331.15 and 833,694.14

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Solution

The fourth proportional to 1,521,979.43, 2,100,331.15 and 833,694.14 is: 1,150,497.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,979.43 : 2,100,331.15 = 833,694.14 : x
  2. Step 2: Convert to fraction form
    1,521,979.43/2,100,331.15 = 833,694.14/x
  3. Step 3: Cross multiply
    1,521,979.43x = 2,100,331.15 × 833,694.14
  4. Step 4: Simplify right side
    1,521,979.43x = 1,751,033,773,752.15
  5. Step 5: Solve for x
    x = 1,751,033,773,752.15/1,521,979.43
  6. Step 6: Final answer
    x = 1,150,497.66

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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.