Home / 1,119,682.20-1,679,523.24-371,728.20

Finding the Fourth Proportional to 1,119,682.20, 1,679,523.24 and 371,728.20

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Solution

The fourth proportional to 1,119,682.20, 1,679,523.24 and 371,728.20 is: 557,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,682.20 : 1,679,523.24 = 371,728.20 : x
  2. Step 2: Convert to fraction form
    1,119,682.20/1,679,523.24 = 371,728.20/x
  3. Step 3: Cross multiply
    1,119,682.20x = 1,679,523.24 × 371,728.20
  4. Step 4: Simplify right side
    1,119,682.20x = 624,326,150,863.37
  5. Step 5: Solve for x
    x = 624,326,150,863.37/1,119,682.20
  6. Step 6: Final answer
    x = 557,592.28

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Half scale
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Double scale
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Similar ratio
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1.5x scale

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.