Home / 1,081,110.49-1,491,885.60-591,070.61

Finding the Fourth Proportional to 1,081,110.49, 1,491,885.60 and 591,070.61

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Solution

The fourth proportional to 1,081,110.49, 1,491,885.60 and 591,070.61 is: 815,651.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,110.49 : 1,491,885.60 = 591,070.61 : x
  2. Step 2: Convert to fraction form
    1,081,110.49/1,491,885.60 = 591,070.61/x
  3. Step 3: Cross multiply
    1,081,110.49x = 1,491,885.60 × 591,070.61
  4. Step 4: Simplify right side
    1,081,110.49x = 881,809,731,642.22
  5. Step 5: Solve for x
    x = 881,809,731,642.22/1,081,110.49
  6. Step 6: Final answer
    x = 815,651.81

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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.