Home / 1,185,144.86-1,777,892.26-343,587.26

Finding the Fourth Proportional to 1,185,144.86, 1,777,892.26 and 343,587.26

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Solution

The fourth proportional to 1,185,144.86, 1,777,892.26 and 343,587.26 is: 515,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,144.86 : 1,777,892.26 = 343,587.26 : x
  2. Step 2: Convert to fraction form
    1,185,144.86/1,777,892.26 = 343,587.26/x
  3. Step 3: Cross multiply
    1,185,144.86x = 1,777,892.26 × 343,587.26
  4. Step 4: Simplify right side
    1,185,144.86x = 610,861,130,188.61
  5. Step 5: Solve for x
    x = 610,861,130,188.61/1,185,144.86
  6. Step 6: Final answer
    x = 515,431.62

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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.