Home / 1,541,744.30-2,127,581.36-853,401.38

Finding the Fourth Proportional to 1,541,744.30, 2,127,581.36 and 853,401.38

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Solution

The fourth proportional to 1,541,744.30, 2,127,581.36 and 853,401.38 is: 1,177,679.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,744.30 : 2,127,581.36 = 853,401.38 : x
  2. Step 2: Convert to fraction form
    1,541,744.30/2,127,581.36 = 853,401.38/x
  3. Step 3: Cross multiply
    1,541,744.30x = 2,127,581.36 × 853,401.38
  4. Step 4: Simplify right side
    1,541,744.30x = 1,815,680,869,738.22
  5. Step 5: Solve for x
    x = 1,815,680,869,738.22/1,541,744.30
  6. Step 6: Final answer
    x = 1,177,679.64

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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.