Home / 1,073,393.12-1,479,757.93-853,675.56

Finding the Fourth Proportional to 1,073,393.12, 1,479,757.93 and 853,675.56

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Solution

The fourth proportional to 1,073,393.12, 1,479,757.93 and 853,675.56 is: 1,176,859.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,393.12 : 1,479,757.93 = 853,675.56 : x
  2. Step 2: Convert to fraction form
    1,073,393.12/1,479,757.93 = 853,675.56/x
  3. Step 3: Cross multiply
    1,073,393.12x = 1,479,757.93 × 853,675.56
  4. Step 4: Simplify right side
    1,073,393.12x = 1,263,233,177,423.00
  5. Step 5: Solve for x
    x = 1,263,233,177,423.00/1,073,393.12
  6. Step 6: Final answer
    x = 1,176,859.76

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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.