Home / 2,072,649.76-3,109,086.08-652,816.96

Finding the Fourth Proportional to 2,072,649.76, 3,109,086.08 and 652,816.96

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Solution

The fourth proportional to 2,072,649.76, 3,109,086.08 and 652,816.96 is: 979,260.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,649.76 : 3,109,086.08 = 652,816.96 : x
  2. Step 2: Convert to fraction form
    2,072,649.76/3,109,086.08 = 652,816.96/x
  3. Step 3: Cross multiply
    2,072,649.76x = 3,109,086.08 × 652,816.96
  4. Step 4: Simplify right side
    2,072,649.76x = 2,029,664,123,123.92
  5. Step 5: Solve for x
    x = 2,029,664,123,123.92/2,072,649.76
  6. Step 6: Final answer
    x = 979,260.54

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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.