Home / 2,112,245.60-3,167,103.08-672,307.04

Finding the Fourth Proportional to 2,112,245.60, 3,167,103.08 and 672,307.04

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Solution

The fourth proportional to 2,112,245.60, 3,167,103.08 and 672,307.04 is: 1,008,057.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,245.60 : 3,167,103.08 = 672,307.04 : x
  2. Step 2: Convert to fraction form
    2,112,245.60/3,167,103.08 = 672,307.04/x
  3. Step 3: Cross multiply
    2,112,245.60x = 3,167,103.08 × 672,307.04
  4. Step 4: Simplify right side
    2,112,245.60x = 2,129,265,697,089.68
  5. Step 5: Solve for x
    x = 2,129,265,697,089.68/2,112,245.60
  6. Step 6: Final answer
    x = 1,008,057.82

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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.