Home / 1,179,623.85-1,627,865.44-663,377.58

Finding the Fourth Proportional to 1,179,623.85, 1,627,865.44 and 663,377.58

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Solution

The fourth proportional to 1,179,623.85, 1,627,865.44 and 663,377.58 is: 915,452.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,623.85 : 1,627,865.44 = 663,377.58 : x
  2. Step 2: Convert to fraction form
    1,179,623.85/1,627,865.44 = 663,377.58/x
  3. Step 3: Cross multiply
    1,179,623.85x = 1,627,865.44 × 663,377.58
  4. Step 4: Simplify right side
    1,179,623.85x = 1,079,889,439,962.62
  5. Step 5: Solve for x
    x = 1,079,889,439,962.62/1,179,623.85
  6. Step 6: Final answer
    x = 915,452.36

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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.