Home / 2,191,294.43-3,287,294.85-674,975.89

Finding the Fourth Proportional to 2,191,294.43, 3,287,294.85 and 674,975.89

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Solution

The fourth proportional to 2,191,294.43, 3,287,294.85 and 674,975.89 is: 1,012,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,294.43 : 3,287,294.85 = 674,975.89 : x
  2. Step 2: Convert to fraction form
    2,191,294.43/3,287,294.85 = 674,975.89/x
  3. Step 3: Cross multiply
    2,191,294.43x = 3,287,294.85 × 674,975.89
  4. Step 4: Simplify right side
    2,191,294.43x = 2,218,844,767,071.17
  5. Step 5: Solve for x
    x = 2,218,844,767,071.17/2,191,294.43
  6. Step 6: Final answer
    x = 1,012,572.63

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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.