Home / 997,764.78-1,376,916.68-568,044.90

Finding the Fourth Proportional to 997,764.78, 1,376,916.68 and 568,044.90

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Solution

The fourth proportional to 997,764.78, 1,376,916.68 and 568,044.90 is: 783,902.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,764.78 : 1,376,916.68 = 568,044.90 : x
  2. Step 2: Convert to fraction form
    997,764.78/1,376,916.68 = 568,044.90/x
  3. Step 3: Cross multiply
    997,764.78x = 1,376,916.68 × 568,044.90
  4. Step 4: Simplify right side
    997,764.78x = 782,150,497,798.93
  5. Step 5: Solve for x
    x = 782,150,497,798.93/997,764.78
  6. Step 6: Final answer
    x = 783,902.69

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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.