Home / 1,169,591.28-1,613,945.88-660,343.92

Finding the Fourth Proportional to 1,169,591.28, 1,613,945.88 and 660,343.92

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Solution

The fourth proportional to 1,169,591.28, 1,613,945.88 and 660,343.92 is: 911,223.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,591.28 : 1,613,945.88 = 660,343.92 : x
  2. Step 2: Convert to fraction form
    1,169,591.28/1,613,945.88 = 660,343.92/x
  3. Step 3: Cross multiply
    1,169,591.28x = 1,613,945.88 × 660,343.92
  4. Step 4: Simplify right side
    1,169,591.28x = 1,065,759,349,067.05
  5. Step 5: Solve for x
    x = 1,065,759,349,067.05/1,169,591.28
  6. Step 6: Final answer
    x = 911,223.75

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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.