Home / 1,436,348.43-1,982,121.03-791,768.45

Finding the Fourth Proportional to 1,436,348.43, 1,982,121.03 and 791,768.45

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Solution

The fourth proportional to 1,436,348.43, 1,982,121.03 and 791,768.45 is: 1,092,618.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,348.43 : 1,982,121.03 = 791,768.45 : x
  2. Step 2: Convert to fraction form
    1,436,348.43/1,982,121.03 = 791,768.45/x
  3. Step 3: Cross multiply
    1,436,348.43x = 1,982,121.03 × 791,768.45
  4. Step 4: Simplify right side
    1,436,348.43x = 1,569,380,900,590.81
  5. Step 5: Solve for x
    x = 1,569,380,900,590.81/1,436,348.43
  6. Step 6: Final answer
    x = 1,092,618.52

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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.