Home / 1,081,066.32-1,491,876.25-591,046.20

Finding the Fourth Proportional to 1,081,066.32, 1,491,876.25 and 591,046.20

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Solution

The fourth proportional to 1,081,066.32, 1,491,876.25 and 591,046.20 is: 815,646.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,066.32 : 1,491,876.25 = 591,046.20 : x
  2. Step 2: Convert to fraction form
    1,081,066.32/1,491,876.25 = 591,046.20/x
  3. Step 3: Cross multiply
    1,081,066.32x = 1,491,876.25 × 591,046.20
  4. Step 4: Simplify right side
    1,081,066.32x = 881,767,786,955.14
  5. Step 5: Solve for x
    x = 881,767,786,955.14/1,081,066.32
  6. Step 6: Final answer
    x = 815,646.34

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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.