Home / 2,728,384.59-4,092,950.40-930,785.43

Finding the Fourth Proportional to 2,728,384.59, 4,092,950.40 and 930,785.43

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Solution

The fourth proportional to 2,728,384.59, 4,092,950.40 and 930,785.43 is: 1,396,305.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,384.59 : 4,092,950.40 = 930,785.43 : x
  2. Step 2: Convert to fraction form
    2,728,384.59/4,092,950.40 = 930,785.43/x
  3. Step 3: Cross multiply
    2,728,384.59x = 4,092,950.40 × 930,785.43
  4. Step 4: Simplify right side
    2,728,384.59x = 3,809,658,598,032.67
  5. Step 5: Solve for x
    x = 3,809,658,598,032.67/2,728,384.59
  6. Step 6: Final answer
    x = 1,396,305.57

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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.