Home / 1,593,805.67-2,199,387.66-868,637.78

Finding the Fourth Proportional to 1,593,805.67, 2,199,387.66 and 868,637.78

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Solution

The fourth proportional to 1,593,805.67, 2,199,387.66 and 868,637.78 is: 1,198,685.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,593,805.67 : 2,199,387.66 = 868,637.78 : x
  2. Step 2: Convert to fraction form
    1,593,805.67/2,199,387.66 = 868,637.78/x
  3. Step 3: Cross multiply
    1,593,805.67x = 2,199,387.66 × 868,637.78
  4. Step 4: Simplify right side
    1,593,805.67x = 1,910,471,214,341.80
  5. Step 5: Solve for x
    x = 1,910,471,214,341.80/1,593,805.67
  6. Step 6: Final answer
    x = 1,198,685.17

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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.