Home / 1,982,695.65-2,736,110.43-1,123,253.88

Finding the Fourth Proportional to 1,982,695.65, 2,736,110.43 and 1,123,253.88

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Solution

The fourth proportional to 1,982,695.65, 2,736,110.43 and 1,123,253.88 is: 1,550,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,695.65 : 2,736,110.43 = 1,123,253.88 : x
  2. Step 2: Convert to fraction form
    1,982,695.65/2,736,110.43 = 1,123,253.88/x
  3. Step 3: Cross multiply
    1,982,695.65x = 2,736,110.43 × 1,123,253.88
  4. Step 4: Simplify right side
    1,982,695.65x = 3,073,346,656,605.97
  5. Step 5: Solve for x
    x = 3,073,346,656,605.97/1,982,695.65
  6. Step 6: Final answer
    x = 1,550,084.93

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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.