Home / 1,988,726.46-2,744,353.92-1,161,876.66

Finding the Fourth Proportional to 1,988,726.46, 2,744,353.92 and 1,161,876.66

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Solution

The fourth proportional to 1,988,726.46, 2,744,353.92 and 1,161,876.66 is: 1,603,338.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,988,726.46 : 2,744,353.92 = 1,161,876.66 : x
  2. Step 2: Convert to fraction form
    1,988,726.46/2,744,353.92 = 1,161,876.66/x
  3. Step 3: Cross multiply
    1,988,726.46x = 2,744,353.92 × 1,161,876.66
  4. Step 4: Simplify right side
    1,988,726.46x = 3,188,600,766,427.51
  5. Step 5: Solve for x
    x = 3,188,600,766,427.51/1,988,726.46
  6. Step 6: Final answer
    x = 1,603,338.03

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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.