Home / 3,345,787.20-5,018,680.80-1,101,633.60

Finding the Fourth Proportional to 3,345,787.20, 5,018,680.80 and 1,101,633.60

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Solution

The fourth proportional to 3,345,787.20, 5,018,680.80 and 1,101,633.60 is: 1,652,450.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345,787.20 : 5,018,680.80 = 1,101,633.60 : x
  2. Step 2: Convert to fraction form
    3,345,787.20/5,018,680.80 = 1,101,633.60/x
  3. Step 3: Cross multiply
    3,345,787.20x = 5,018,680.80 × 1,101,633.60
  4. Step 4: Simplify right side
    3,345,787.20x = 5,528,747,396,954.88
  5. Step 5: Solve for x
    x = 5,528,747,396,954.88/3,345,787.20
  6. Step 6: Final answer
    x = 1,652,450.40

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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.