Home / 2,044,507.20-2,821,439.16-1,126,769.40

Finding the Fourth Proportional to 2,044,507.20, 2,821,439.16 and 1,126,769.40

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Solution

The fourth proportional to 2,044,507.20, 2,821,439.16 and 1,126,769.40 is: 1,554,952.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,044,507.20 : 2,821,439.16 = 1,126,769.40 : x
  2. Step 2: Convert to fraction form
    2,044,507.20/2,821,439.16 = 1,126,769.40/x
  3. Step 3: Cross multiply
    2,044,507.20x = 2,821,439.16 × 1,126,769.40
  4. Step 4: Simplify right side
    2,044,507.20x = 3,179,111,309,449.70
  5. Step 5: Solve for x
    x = 3,179,111,309,449.70/2,044,507.20
  6. Step 6: Final answer
    x = 1,554,952.37

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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.