Home / 2,728,306.09-4,091,333.14-931,334.50

Finding the Fourth Proportional to 2,728,306.09, 4,091,333.14 and 931,334.50

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Solution

The fourth proportional to 2,728,306.09, 4,091,333.14 and 931,334.50 is: 1,396,617.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,306.09 : 4,091,333.14 = 931,334.50 : x
  2. Step 2: Convert to fraction form
    2,728,306.09/4,091,333.14 = 931,334.50/x
  3. Step 3: Cross multiply
    2,728,306.09x = 4,091,333.14 × 931,334.50
  4. Step 4: Simplify right side
    2,728,306.09x = 3,810,399,704,275.33
  5. Step 5: Solve for x
    x = 3,810,399,704,275.33/2,728,306.09
  6. Step 6: Final answer
    x = 1,396,617.38

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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.