Home / 1,980,049.30-2,732,469.15-1,074,631.30

Finding the Fourth Proportional to 1,980,049.30, 2,732,469.15 and 1,074,631.30

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Solution

The fourth proportional to 1,980,049.30, 2,732,469.15 and 1,074,631.30 is: 1,482,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,980,049.30 : 2,732,469.15 = 1,074,631.30 : x
  2. Step 2: Convert to fraction form
    1,980,049.30/2,732,469.15 = 1,074,631.30/x
  3. Step 3: Cross multiply
    1,980,049.30x = 2,732,469.15 × 1,074,631.30
  4. Step 4: Simplify right side
    1,980,049.30x = 2,936,396,874,874.40
  5. Step 5: Solve for x
    x = 2,936,396,874,874.40/1,980,049.30
  6. Step 6: Final answer
    x = 1,482,991.80

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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.