Home / 2,208,228.30-3,321,199.80-1,977,937.20

Finding the Fourth Proportional to 2,208,228.30, 3,321,199.80 and 1,977,937.20

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Solution

The fourth proportional to 2,208,228.30, 3,321,199.80 and 1,977,937.20 is: 2,974,839.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,228.30 : 3,321,199.80 = 1,977,937.20 : x
  2. Step 2: Convert to fraction form
    2,208,228.30/3,321,199.80 = 1,977,937.20/x
  3. Step 3: Cross multiply
    2,208,228.30x = 3,321,199.80 × 1,977,937.20
  4. Step 4: Simplify right side
    2,208,228.30x = 6,569,124,633,052.56
  5. Step 5: Solve for x
    x = 6,569,124,633,052.56/2,208,228.30
  6. Step 6: Final answer
    x = 2,974,839.44

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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.