Home / 1,996,722.82-2,757,750.57-1,342,212.46

Finding the Fourth Proportional to 1,996,722.82, 2,757,750.57 and 1,342,212.46

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Solution

The fourth proportional to 1,996,722.82, 2,757,750.57 and 1,342,212.46 is: 1,853,781.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996,722.82 : 2,757,750.57 = 1,342,212.46 : x
  2. Step 2: Convert to fraction form
    1,996,722.82/2,757,750.57 = 1,342,212.46/x
  3. Step 3: Cross multiply
    1,996,722.82x = 2,757,750.57 × 1,342,212.46
  4. Step 4: Simplify right side
    1,996,722.82x = 3,701,487,176,626.10
  5. Step 5: Solve for x
    x = 3,701,487,176,626.10/1,996,722.82
  6. Step 6: Final answer
    x = 1,853,781.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.