Home / 945,853.47-1,419,340.77-886,007.61

Finding the Fourth Proportional to 945,853.47, 1,419,340.77 and 886,007.61

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Solution

The fourth proportional to 945,853.47, 1,419,340.77 and 886,007.61 is: 1,329,536.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,853.47 : 1,419,340.77 = 886,007.61 : x
  2. Step 2: Convert to fraction form
    945,853.47/1,419,340.77 = 886,007.61/x
  3. Step 3: Cross multiply
    945,853.47x = 1,419,340.77 × 886,007.61
  4. Step 4: Simplify right side
    945,853.47x = 1,257,546,723,403.26
  5. Step 5: Solve for x
    x = 1,257,546,723,403.26/945,853.47
  6. Step 6: Final answer
    x = 1,329,536.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.