Home / 1,073,112.49-1,479,415.48-856,057.86

Finding the Fourth Proportional to 1,073,112.49, 1,479,415.48 and 856,057.86

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Solution

The fourth proportional to 1,073,112.49, 1,479,415.48 and 856,057.86 is: 1,180,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,112.49 : 1,479,415.48 = 856,057.86 : x
  2. Step 2: Convert to fraction form
    1,073,112.49/1,479,415.48 = 856,057.86/x
  3. Step 3: Cross multiply
    1,073,112.49x = 1,479,415.48 × 856,057.86
  4. Step 4: Simplify right side
    1,073,112.49x = 1,266,465,247,719.53
  5. Step 5: Solve for x
    x = 1,266,465,247,719.53/1,073,112.49
  6. Step 6: Final answer
    x = 1,180,179.40

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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.