Home / 1,151,236.11-1,727,213.82-393,095.55

Finding the Fourth Proportional to 1,151,236.11, 1,727,213.82 and 393,095.55

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Solution

The fourth proportional to 1,151,236.11, 1,727,213.82 and 393,095.55 is: 589,766.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,236.11 : 1,727,213.82 = 393,095.55 : x
  2. Step 2: Convert to fraction form
    1,151,236.11/1,727,213.82 = 393,095.55/x
  3. Step 3: Cross multiply
    1,151,236.11x = 1,727,213.82 × 393,095.55
  4. Step 4: Simplify right side
    1,151,236.11x = 678,960,066,540.50
  5. Step 5: Solve for x
    x = 678,960,066,540.50/1,151,236.11
  6. Step 6: Final answer
    x = 589,766.13

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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.