Home / 1,151,224.11-1,727,195.80-393,083.55

Finding the Fourth Proportional to 1,151,224.11, 1,727,195.80 and 393,083.55

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Solution

The fourth proportional to 1,151,224.11, 1,727,195.80 and 393,083.55 is: 589,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,224.11 : 1,727,195.80 = 393,083.55 : x
  2. Step 2: Convert to fraction form
    1,151,224.11/1,727,195.80 = 393,083.55/x
  3. Step 3: Cross multiply
    1,151,224.11x = 1,727,195.80 × 393,083.55
  4. Step 4: Simplify right side
    1,151,224.11x = 678,932,256,609.09
  5. Step 5: Solve for x
    x = 678,932,256,609.09/1,151,224.11
  6. Step 6: Final answer
    x = 589,748.12

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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.