Home / 1,193,570.18-1,647,147.86-649,721.60

Finding the Fourth Proportional to 1,193,570.18, 1,647,147.86 and 649,721.60

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Solution

The fourth proportional to 1,193,570.18, 1,647,147.86 and 649,721.60 is: 896,627.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,570.18 : 1,647,147.86 = 649,721.60 : x
  2. Step 2: Convert to fraction form
    1,193,570.18/1,647,147.86 = 649,721.60/x
  3. Step 3: Cross multiply
    1,193,570.18x = 1,647,147.86 × 649,721.60
  4. Step 4: Simplify right side
    1,193,570.18x = 1,070,187,543,035.78
  5. Step 5: Solve for x
    x = 1,070,187,543,035.78/1,193,570.18
  6. Step 6: Final answer
    x = 896,627.25

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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.