Home / 1,179,232.56-1,627,398.54-663,148.80

Finding the Fourth Proportional to 1,179,232.56, 1,627,398.54 and 663,148.80

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Solution

The fourth proportional to 1,179,232.56, 1,627,398.54 and 663,148.80 is: 915,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,232.56 : 1,627,398.54 = 663,148.80 : x
  2. Step 2: Convert to fraction form
    1,179,232.56/1,627,398.54 = 663,148.80/x
  3. Step 3: Cross multiply
    1,179,232.56x = 1,627,398.54 × 663,148.80
  4. Step 4: Simplify right side
    1,179,232.56x = 1,079,207,388,922.75
  5. Step 5: Solve for x
    x = 1,079,207,388,922.75/1,179,232.56
  6. Step 6: Final answer
    x = 915,177.74

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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.