Home / 1,121,211.56-1,682,062.59-363,129.63

Finding the Fourth Proportional to 1,121,211.56, 1,682,062.59 and 363,129.63

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Solution

The fourth proportional to 1,121,211.56, 1,682,062.59 and 363,129.63 is: 544,773.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,211.56 : 1,682,062.59 = 363,129.63 : x
  2. Step 2: Convert to fraction form
    1,121,211.56/1,682,062.59 = 363,129.63/x
  3. Step 3: Cross multiply
    1,121,211.56x = 1,682,062.59 × 363,129.63
  4. Step 4: Simplify right side
    1,121,211.56x = 610,806,765,943.54
  5. Step 5: Solve for x
    x = 610,806,765,943.54/1,121,211.56
  6. Step 6: Final answer
    x = 544,773.88

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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.