Home / 1,519,144-2,278,720.96-572,260.48

Finding the Fourth Proportional to 1,519,144, 2,278,720.96 and 572,260.48

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Solution

The fourth proportional to 1,519,144, 2,278,720.96 and 572,260.48 is: 858,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,144 : 2,278,720.96 = 572,260.48 : x
  2. Step 2: Convert to fraction form
    1,519,144/2,278,720.96 = 572,260.48/x
  3. Step 3: Cross multiply
    1,519,144x = 2,278,720.96 × 572,260.48
  4. Step 4: Simplify right side
    1,519,144x = 1,304,021,950,355.66
  5. Step 5: Solve for x
    x = 1,304,021,950,355.66/1,519,144
  6. Step 6: Final answer
    x = 858,392.59

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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.