Home / 1,561,945.71-2,340,243.94-852,471.57

Finding the Fourth Proportional to 1,561,945.71, 2,340,243.94 and 852,471.57

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Solution

The fourth proportional to 1,561,945.71, 2,340,243.94 and 852,471.57 is: 1,277,247.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,945.71 : 2,340,243.94 = 852,471.57 : x
  2. Step 2: Convert to fraction form
    1,561,945.71/2,340,243.94 = 852,471.57/x
  3. Step 3: Cross multiply
    1,561,945.71x = 2,340,243.94 × 852,471.57
  4. Step 4: Simplify right side
    1,561,945.71x = 1,994,991,425,714.79
  5. Step 5: Solve for x
    x = 1,994,991,425,714.79/1,561,945.71
  6. Step 6: Final answer
    x = 1,277,247.61

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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.