Home / 1,108,960.65-1,530,374.87-612,260.55

Finding the Fourth Proportional to 1,108,960.65, 1,530,374.87 and 612,260.55

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Solution

The fourth proportional to 1,108,960.65, 1,530,374.87 and 612,260.55 is: 844,924.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,960.65 : 1,530,374.87 = 612,260.55 : x
  2. Step 2: Convert to fraction form
    1,108,960.65/1,530,374.87 = 612,260.55/x
  3. Step 3: Cross multiply
    1,108,960.65x = 1,530,374.87 × 612,260.55
  4. Step 4: Simplify right side
    1,108,960.65x = 936,988,156,551.08
  5. Step 5: Solve for x
    x = 936,988,156,551.08/1,108,960.65
  6. Step 6: Final answer
    x = 844,924.62

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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.