Home / 2,191,004.88-3,289,213.68-1,039,352.52

Finding the Fourth Proportional to 2,191,004.88, 3,289,213.68 and 1,039,352.52

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Solution

The fourth proportional to 2,191,004.88, 3,289,213.68 and 1,039,352.52 is: 1,560,312.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,004.88 : 3,289,213.68 = 1,039,352.52 : x
  2. Step 2: Convert to fraction form
    2,191,004.88/3,289,213.68 = 1,039,352.52/x
  3. Step 3: Cross multiply
    2,191,004.88x = 3,289,213.68 × 1,039,352.52
  4. Step 4: Simplify right side
    2,191,004.88x = 3,418,652,527,126.47
  5. Step 5: Solve for x
    x = 3,418,652,527,126.47/2,191,004.88
  6. Step 6: Final answer
    x = 1,560,312.60

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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.