Home / 1,100,634.43-1,518,851.82-617,188.96

Finding the Fourth Proportional to 1,100,634.43, 1,518,851.82 and 617,188.96

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Solution

The fourth proportional to 1,100,634.43, 1,518,851.82 and 617,188.96 is: 851,707.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,634.43 : 1,518,851.82 = 617,188.96 : x
  2. Step 2: Convert to fraction form
    1,100,634.43/1,518,851.82 = 617,188.96/x
  3. Step 3: Cross multiply
    1,100,634.43x = 1,518,851.82 × 617,188.96
  4. Step 4: Simplify right side
    1,100,634.43x = 937,418,575,179.91
  5. Step 5: Solve for x
    x = 937,418,575,179.91/1,100,634.43
  6. Step 6: Final answer
    x = 851,707.48

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Double scale
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1.5x scale

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.