Home / 2,754,961.12-4,132,867.74-1,406,392.12

Finding the Fourth Proportional to 2,754,961.12, 4,132,867.74 and 1,406,392.12

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Solution

The fourth proportional to 2,754,961.12, 4,132,867.74 and 1,406,392.12 is: 2,109,805.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,961.12 : 4,132,867.74 = 1,406,392.12 : x
  2. Step 2: Convert to fraction form
    2,754,961.12/4,132,867.74 = 1,406,392.12/x
  3. Step 3: Cross multiply
    2,754,961.12x = 4,132,867.74 × 1,406,392.12
  4. Step 4: Simplify right side
    2,754,961.12x = 5,812,432,622,538.21
  5. Step 5: Solve for x
    x = 5,812,432,622,538.21/2,754,961.12
  6. Step 6: Final answer
    x = 2,109,805.68

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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.