Home / 1,456,302.72-2,184,452.19-391,344.78

Finding the Fourth Proportional to 1,456,302.72, 2,184,452.19 and 391,344.78

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Solution

The fourth proportional to 1,456,302.72, 2,184,452.19 and 391,344.78 is: 587,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,302.72 : 2,184,452.19 = 391,344.78 : x
  2. Step 2: Convert to fraction form
    1,456,302.72/2,184,452.19 = 391,344.78/x
  3. Step 3: Cross multiply
    1,456,302.72x = 2,184,452.19 × 391,344.78
  4. Step 4: Simplify right side
    1,456,302.72x = 854,873,959,759.34
  5. Step 5: Solve for x
    x = 854,873,959,759.34/1,456,302.72
  6. Step 6: Final answer
    x = 587,016.66

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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.