Home / 1,109,170.43-1,530,655.19-599,872.81

Finding the Fourth Proportional to 1,109,170.43, 1,530,655.19 and 599,872.81

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Solution

The fourth proportional to 1,109,170.43, 1,530,655.19 and 599,872.81 is: 827,824.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,170.43 : 1,530,655.19 = 599,872.81 : x
  2. Step 2: Convert to fraction form
    1,109,170.43/1,530,655.19 = 599,872.81/x
  3. Step 3: Cross multiply
    1,109,170.43x = 1,530,655.19 × 599,872.81
  4. Step 4: Simplify right side
    1,109,170.43x = 918,198,423,140.38
  5. Step 5: Solve for x
    x = 918,198,423,140.38/1,109,170.43
  6. Step 6: Final answer
    x = 827,824.47

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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.