Home / 807,156.56-1,113,876-467,821.64

Finding the Fourth Proportional to 807,156.56, 1,113,876 and 467,821.64

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Solution

The fourth proportional to 807,156.56, 1,113,876 and 467,821.64 is: 645,593.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,156.56 : 1,113,876 = 467,821.64 : x
  2. Step 2: Convert to fraction form
    807,156.56/1,113,876 = 467,821.64/x
  3. Step 3: Cross multiply
    807,156.56x = 1,113,876 × 467,821.64
  4. Step 4: Simplify right side
    807,156.56x = 521,095,297,076.64
  5. Step 5: Solve for x
    x = 521,095,297,076.64/807,156.56
  6. Step 6: Final answer
    x = 645,593.83

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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.