Home / 1,540,532.74-2,311,009.40-641,764.29

Finding the Fourth Proportional to 1,540,532.74, 2,311,009.40 and 641,764.29

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Solution

The fourth proportional to 1,540,532.74, 2,311,009.40 and 641,764.29 is: 962,734.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,532.74 : 2,311,009.40 = 641,764.29 : x
  2. Step 2: Convert to fraction form
    1,540,532.74/2,311,009.40 = 641,764.29/x
  3. Step 3: Cross multiply
    1,540,532.74x = 2,311,009.40 × 641,764.29
  4. Step 4: Simplify right side
    1,540,532.74x = 1,483,123,305,169.92
  5. Step 5: Solve for x
    x = 1,483,123,305,169.92/1,540,532.74
  6. Step 6: Final answer
    x = 962,734.04

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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.