Home / 3,150,141.90-4,722,102.45-1,551,396.30

Finding the Fourth Proportional to 3,150,141.90, 4,722,102.45 and 1,551,396.30

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Solution

The fourth proportional to 3,150,141.90, 4,722,102.45 and 1,551,396.30 is: 2,325,562.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150,141.90 : 4,722,102.45 = 1,551,396.30 : x
  2. Step 2: Convert to fraction form
    3,150,141.90/4,722,102.45 = 1,551,396.30/x
  3. Step 3: Cross multiply
    3,150,141.90x = 4,722,102.45 × 1,551,396.30
  4. Step 4: Simplify right side
    3,150,141.90x = 7,325,852,269,150.94
  5. Step 5: Solve for x
    x = 7,325,852,269,150.94/3,150,141.90
  6. Step 6: Final answer
    x = 2,325,562.63

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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.