Home / 1,979,972.56-2,732,361.42-1,074,554.56

Finding the Fourth Proportional to 1,979,972.56, 2,732,361.42 and 1,074,554.56

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Solution

The fourth proportional to 1,979,972.56, 2,732,361.42 and 1,074,554.56 is: 1,482,884.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,972.56 : 2,732,361.42 = 1,074,554.56 : x
  2. Step 2: Convert to fraction form
    1,979,972.56/2,732,361.42 = 1,074,554.56/x
  3. Step 3: Cross multiply
    1,979,972.56x = 2,732,361.42 × 1,074,554.56
  4. Step 4: Simplify right side
    1,979,972.56x = 2,936,071,423,429.08
  5. Step 5: Solve for x
    x = 2,936,071,423,429.08/1,979,972.56
  6. Step 6: Final answer
    x = 1,482,884.91

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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.