Home / 2,127,418.26-3,191,155.20-707,474.22

Finding the Fourth Proportional to 2,127,418.26, 3,191,155.20 and 707,474.22

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Solution

The fourth proportional to 2,127,418.26, 3,191,155.20 and 707,474.22 is: 1,061,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,418.26 : 3,191,155.20 = 707,474.22 : x
  2. Step 2: Convert to fraction form
    2,127,418.26/3,191,155.20 = 707,474.22/x
  3. Step 3: Cross multiply
    2,127,418.26x = 3,191,155.20 × 707,474.22
  4. Step 4: Simplify right side
    2,127,418.26x = 2,257,660,036,018.94
  5. Step 5: Solve for x
    x = 2,257,660,036,018.94/2,127,418.26
  6. Step 6: Final answer
    x = 1,061,220.58

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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.