Home / 1,073,112.11-1,479,414.96-856,057.49

Finding the Fourth Proportional to 1,073,112.11, 1,479,414.96 and 856,057.49

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Solution

The fourth proportional to 1,073,112.11, 1,479,414.96 and 856,057.49 is: 1,180,178.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,112.11 : 1,479,414.96 = 856,057.49 : x
  2. Step 2: Convert to fraction form
    1,073,112.11/1,479,414.96 = 856,057.49/x
  3. Step 3: Cross multiply
    1,073,112.11x = 1,479,414.96 × 856,057.49
  4. Step 4: Simplify right side
    1,073,112.11x = 1,266,464,249,928.98
  5. Step 5: Solve for x
    x = 1,266,464,249,928.98/1,073,112.11
  6. Step 6: Final answer
    x = 1,180,178.88

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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.