Home / 1,193,618.38-1,647,193.54-649,758.30

Finding the Fourth Proportional to 1,193,618.38, 1,647,193.54 and 649,758.30

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Solution

The fourth proportional to 1,193,618.38, 1,647,193.54 and 649,758.30 is: 896,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,618.38 : 1,647,193.54 = 649,758.30 : x
  2. Step 2: Convert to fraction form
    1,193,618.38/1,647,193.54 = 649,758.30/x
  3. Step 3: Cross multiply
    1,193,618.38x = 1,647,193.54 × 649,758.30
  4. Step 4: Simplify right side
    1,193,618.38x = 1,070,277,664,461.02
  5. Step 5: Solve for x
    x = 1,070,277,664,461.02/1,193,618.38
  6. Step 6: Final answer
    x = 896,666.54

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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.