Home / 1,008,882.80-1,392,215.88-549,987.44

Finding the Fourth Proportional to 1,008,882.80, 1,392,215.88 and 549,987.44

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Solution

The fourth proportional to 1,008,882.80, 1,392,215.88 and 549,987.44 is: 758,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,882.80 : 1,392,215.88 = 549,987.44 : x
  2. Step 2: Convert to fraction form
    1,008,882.80/1,392,215.88 = 549,987.44/x
  3. Step 3: Cross multiply
    1,008,882.80x = 1,392,215.88 × 549,987.44
  4. Step 4: Simplify right side
    1,008,882.80x = 765,701,247,768.55
  5. Step 5: Solve for x
    x = 765,701,247,768.55/1,008,882.80
  6. Step 6: Final answer
    x = 758,959.56

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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.