Home / 999,181.44-1,378,836.27-569,599.97

Finding the Fourth Proportional to 999,181.44, 1,378,836.27 and 569,599.97

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Solution

The fourth proportional to 999,181.44, 1,378,836.27 and 569,599.97 is: 786,028.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,181.44 : 1,378,836.27 = 569,599.97 : x
  2. Step 2: Convert to fraction form
    999,181.44/1,378,836.27 = 569,599.97/x
  3. Step 3: Cross multiply
    999,181.44x = 1,378,836.27 × 569,599.97
  4. Step 4: Simplify right side
    999,181.44x = 785,385,098,026.91
  5. Step 5: Solve for x
    x = 785,385,098,026.91/999,181.44
  6. Step 6: Final answer
    x = 786,028.51

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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.