Home / 1,116,481.80-1,541,091.80-887,445.49

Finding the Fourth Proportional to 1,116,481.80, 1,541,091.80 and 887,445.49

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Solution

The fourth proportional to 1,116,481.80, 1,541,091.80 and 887,445.49 is: 1,224,950.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,481.80 : 1,541,091.80 = 887,445.49 : x
  2. Step 2: Convert to fraction form
    1,116,481.80/1,541,091.80 = 887,445.49/x
  3. Step 3: Cross multiply
    1,116,481.80x = 1,541,091.80 × 887,445.49
  4. Step 4: Simplify right side
    1,116,481.80x = 1,367,634,971,730.96
  5. Step 5: Solve for x
    x = 1,367,634,971,730.96/1,116,481.80
  6. Step 6: Final answer
    x = 1,224,950.53

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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.