Home / 1,219,188.23-1,682,517.72-675,374.62

Finding the Fourth Proportional to 1,219,188.23, 1,682,517.72 and 675,374.62

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Solution

The fourth proportional to 1,219,188.23, 1,682,517.72 and 675,374.62 is: 932,038.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,188.23 : 1,682,517.72 = 675,374.62 : x
  2. Step 2: Convert to fraction form
    1,219,188.23/1,682,517.72 = 675,374.62/x
  3. Step 3: Cross multiply
    1,219,188.23x = 1,682,517.72 × 675,374.62
  4. Step 4: Simplify right side
    1,219,188.23x = 1,136,329,757,375.68
  5. Step 5: Solve for x
    x = 1,136,329,757,375.68/1,219,188.23
  6. Step 6: Final answer
    x = 932,038.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.