Home / 1,116,486.11-1,541,097.75-887,449.80

Finding the Fourth Proportional to 1,116,486.11, 1,541,097.75 and 887,449.80

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Solution

The fourth proportional to 1,116,486.11, 1,541,097.75 and 887,449.80 is: 1,224,956.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,486.11 : 1,541,097.75 = 887,449.80 : x
  2. Step 2: Convert to fraction form
    1,116,486.11/1,541,097.75 = 887,449.80/x
  3. Step 3: Cross multiply
    1,116,486.11x = 1,541,097.75 × 887,449.80
  4. Step 4: Simplify right side
    1,116,486.11x = 1,367,646,894,133.10
  5. Step 5: Solve for x
    x = 1,367,646,894,133.10/1,116,486.11
  6. Step 6: Final answer
    x = 1,224,956.48

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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.