Home / 1,193,138.75-1,646,531.76-656,594.75

Finding the Fourth Proportional to 1,193,138.75, 1,646,531.76 and 656,594.75

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Solution

The fourth proportional to 1,193,138.75, 1,646,531.76 and 656,594.75 is: 906,100.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,138.75 : 1,646,531.76 = 656,594.75 : x
  2. Step 2: Convert to fraction form
    1,193,138.75/1,646,531.76 = 656,594.75/x
  3. Step 3: Cross multiply
    1,193,138.75x = 1,646,531.76 × 656,594.75
  4. Step 4: Simplify right side
    1,193,138.75x = 1,081,104,109,324.26
  5. Step 5: Solve for x
    x = 1,081,104,109,324.26/1,193,138.75
  6. Step 6: Final answer
    x = 906,100.91

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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.