Home / 1,783,279.45-2,675,122.13-646,576.97

Finding the Fourth Proportional to 1,783,279.45, 2,675,122.13 and 646,576.97

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Solution

The fourth proportional to 1,783,279.45, 2,675,122.13 and 646,576.97 is: 969,939.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,279.45 : 2,675,122.13 = 646,576.97 : x
  2. Step 2: Convert to fraction form
    1,783,279.45/2,675,122.13 = 646,576.97/x
  3. Step 3: Cross multiply
    1,783,279.45x = 2,675,122.13 × 646,576.97
  4. Step 4: Simplify right side
    1,783,279.45x = 1,729,672,349,436.18
  5. Step 5: Solve for x
    x = 1,729,672,349,436.18/1,783,279.45
  6. Step 6: Final answer
    x = 969,939.04

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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.