Home / 2,754,745.20-3,801,612.89-1,531,102.30

Finding the Fourth Proportional to 2,754,745.20, 3,801,612.89 and 1,531,102.30

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Solution

The fourth proportional to 2,754,745.20, 3,801,612.89 and 1,531,102.30 is: 2,112,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,745.20 : 3,801,612.89 = 1,531,102.30 : x
  2. Step 2: Convert to fraction form
    2,754,745.20/3,801,612.89 = 1,531,102.30/x
  3. Step 3: Cross multiply
    2,754,745.20x = 3,801,612.89 × 1,531,102.30
  4. Step 4: Simplify right side
    2,754,745.20x = 5,820,658,233,912.37
  5. Step 5: Solve for x
    x = 5,820,658,233,912.37/2,754,745.20
  6. Step 6: Final answer
    x = 2,112,957.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.