Home / 1,178,839.47-1,768,945.34-495,676.89

Finding the Fourth Proportional to 1,178,839.47, 1,768,945.34 and 495,676.89

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Solution

The fourth proportional to 1,178,839.47, 1,768,945.34 and 495,676.89 is: 743,803.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,839.47 : 1,768,945.34 = 495,676.89 : x
  2. Step 2: Convert to fraction form
    1,178,839.47/1,768,945.34 = 495,676.89/x
  3. Step 3: Cross multiply
    1,178,839.47x = 1,768,945.34 × 495,676.89
  4. Step 4: Simplify right side
    1,178,839.47x = 876,825,313,388.08
  5. Step 5: Solve for x
    x = 876,825,313,388.08/1,178,839.47
  6. Step 6: Final answer
    x = 743,803.83

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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.