Home / 2,179,450.28-3,269,142.60-980,525.96

Finding the Fourth Proportional to 2,179,450.28, 3,269,142.60 and 980,525.96

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Solution

The fourth proportional to 2,179,450.28, 3,269,142.60 and 980,525.96 is: 1,470,774.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,450.28 : 3,269,142.60 = 980,525.96 : x
  2. Step 2: Convert to fraction form
    2,179,450.28/3,269,142.60 = 980,525.96/x
  3. Step 3: Cross multiply
    2,179,450.28x = 3,269,142.60 × 980,525.96
  4. Step 4: Simplify right side
    2,179,450.28x = 3,205,479,186,241.90
  5. Step 5: Solve for x
    x = 3,205,479,186,241.90/2,179,450.28
  6. Step 6: Final answer
    x = 1,470,774.17

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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.