Home / 932,755.64-1,284,090.18-889,906.64

Finding the Fourth Proportional to 932,755.64, 1,284,090.18 and 889,906.64

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Solution

The fourth proportional to 932,755.64, 1,284,090.18 and 889,906.64 is: 1,225,101.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,755.64 : 1,284,090.18 = 889,906.64 : x
  2. Step 2: Convert to fraction form
    932,755.64/1,284,090.18 = 889,906.64/x
  3. Step 3: Cross multiply
    932,755.64x = 1,284,090.18 × 889,906.64
  4. Step 4: Simplify right side
    932,755.64x = 1,142,720,377,540.80
  5. Step 5: Solve for x
    x = 1,142,720,377,540.80/932,755.64
  6. Step 6: Final answer
    x = 1,225,101.55

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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.