Home / 1,383,086.16-2,074,694.04-672,266.88

Finding the Fourth Proportional to 1,383,086.16, 2,074,694.04 and 672,266.88

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Solution

The fourth proportional to 1,383,086.16, 2,074,694.04 and 672,266.88 is: 1,008,431.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,086.16 : 2,074,694.04 = 672,266.88 : x
  2. Step 2: Convert to fraction form
    1,383,086.16/2,074,694.04 = 672,266.88/x
  3. Step 3: Cross multiply
    1,383,086.16x = 2,074,694.04 × 672,266.88
  4. Step 4: Simplify right side
    1,383,086.16x = 1,394,748,089,225.40
  5. Step 5: Solve for x
    x = 1,394,748,089,225.40/1,383,086.16
  6. Step 6: Final answer
    x = 1,008,431.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.