Home / 1,026,732.88-1,540,361.72-395,477.20

Finding the Fourth Proportional to 1,026,732.88, 1,540,361.72 and 395,477.20

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Solution

The fourth proportional to 1,026,732.88, 1,540,361.72 and 395,477.20 is: 593,316.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,732.88 : 1,540,361.72 = 395,477.20 : x
  2. Step 2: Convert to fraction form
    1,026,732.88/1,540,361.72 = 395,477.20/x
  3. Step 3: Cross multiply
    1,026,732.88x = 1,540,361.72 × 395,477.20
  4. Step 4: Simplify right side
    1,026,732.88x = 609,177,940,012.78
  5. Step 5: Solve for x
    x = 609,177,940,012.78/1,026,732.88
  6. Step 6: Final answer
    x = 593,316.87

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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.