Home / 1,080,991.20-1,492,188.48-967,617.12

Finding the Fourth Proportional to 1,080,991.20, 1,492,188.48 and 967,617.12

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Solution

The fourth proportional to 1,080,991.20, 1,492,188.48 and 967,617.12 is: 1,335,688.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,991.20 : 1,492,188.48 = 967,617.12 : x
  2. Step 2: Convert to fraction form
    1,080,991.20/1,492,188.48 = 967,617.12/x
  3. Step 3: Cross multiply
    1,080,991.20x = 1,492,188.48 × 967,617.12
  4. Step 4: Simplify right side
    1,080,991.20x = 1,443,867,119,514.78
  5. Step 5: Solve for x
    x = 1,443,867,119,514.78/1,080,991.20
  6. Step 6: Final answer
    x = 1,335,688.13

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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.