Home / 1,302,170.43-1,952,841.57-1,217,161.93

Finding the Fourth Proportional to 1,302,170.43, 1,952,841.57 and 1,217,161.93

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Solution

The fourth proportional to 1,302,170.43, 1,952,841.57 and 1,217,161.93 is: 1,825,355.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,170.43 : 1,952,841.57 = 1,217,161.93 : x
  2. Step 2: Convert to fraction form
    1,302,170.43/1,952,841.57 = 1,217,161.93/x
  3. Step 3: Cross multiply
    1,302,170.43x = 1,952,841.57 × 1,217,161.93
  4. Step 4: Simplify right side
    1,302,170.43x = 2,376,924,415,387.08
  5. Step 5: Solve for x
    x = 2,376,924,415,387.08/1,302,170.43
  6. Step 6: Final answer
    x = 1,825,355.86

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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.