Home / 1,098,083.78-1,644,980.52-756,466.94

Finding the Fourth Proportional to 1,098,083.78, 1,644,980.52 and 756,466.94

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Solution

The fourth proportional to 1,098,083.78, 1,644,980.52 and 756,466.94 is: 1,133,222.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,083.78 : 1,644,980.52 = 756,466.94 : x
  2. Step 2: Convert to fraction form
    1,098,083.78/1,644,980.52 = 756,466.94/x
  3. Step 3: Cross multiply
    1,098,083.78x = 1,644,980.52 × 756,466.94
  4. Step 4: Simplify right side
    1,098,083.78x = 1,244,373,380,324.01
  5. Step 5: Solve for x
    x = 1,244,373,380,324.01/1,098,083.78
  6. Step 6: Final answer
    x = 1,133,222.62

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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.