Home / 1,473,747.78-2,033,757.54-820,363.44

Finding the Fourth Proportional to 1,473,747.78, 2,033,757.54 and 820,363.44

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Solution

The fourth proportional to 1,473,747.78, 2,033,757.54 and 820,363.44 is: 1,132,093.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,473,747.78 : 2,033,757.54 = 820,363.44 : x
  2. Step 2: Convert to fraction form
    1,473,747.78/2,033,757.54 = 820,363.44/x
  3. Step 3: Cross multiply
    1,473,747.78x = 2,033,757.54 × 820,363.44
  4. Step 4: Simplify right side
    1,473,747.78x = 1,668,420,331,640.34
  5. Step 5: Solve for x
    x = 1,668,420,331,640.34/1,473,747.78
  6. Step 6: Final answer
    x = 1,132,093.53

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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.