Home / 1,025,714.60-1,538,111.10-394,418.60

Finding the Fourth Proportional to 1,025,714.60, 1,538,111.10 and 394,418.60

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Solution

The fourth proportional to 1,025,714.60, 1,538,111.10 and 394,418.60 is: 591,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,714.60 : 1,538,111.10 = 394,418.60 : x
  2. Step 2: Convert to fraction form
    1,025,714.60/1,538,111.10 = 394,418.60/x
  3. Step 3: Cross multiply
    1,025,714.60x = 1,538,111.10 × 394,418.60
  4. Step 4: Simplify right side
    1,025,714.60x = 606,659,626,706.46
  5. Step 5: Solve for x
    x = 606,659,626,706.46/1,025,714.60
  6. Step 6: Final answer
    x = 591,450.71

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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.