Home / 1,193,561.11-1,647,112.48-649,695.22

Finding the Fourth Proportional to 1,193,561.11, 1,647,112.48 and 649,695.22

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Solution

The fourth proportional to 1,193,561.11, 1,647,112.48 and 649,695.22 is: 896,578.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,561.11 : 1,647,112.48 = 649,695.22 : x
  2. Step 2: Convert to fraction form
    1,193,561.11/1,647,112.48 = 649,695.22/x
  3. Step 3: Cross multiply
    1,193,561.11x = 1,647,112.48 × 649,695.22
  4. Step 4: Simplify right side
    1,193,561.11x = 1,070,121,105,058.35
  5. Step 5: Solve for x
    x = 1,070,121,105,058.35/1,193,561.11
  6. Step 6: Final answer
    x = 896,578.40

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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.