Home / 2,179,446.02-3,269,136.21-980,521.70

Finding the Fourth Proportional to 2,179,446.02, 3,269,136.21 and 980,521.70

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Solution

The fourth proportional to 2,179,446.02, 3,269,136.21 and 980,521.70 is: 1,470,767.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,446.02 : 3,269,136.21 = 980,521.70 : x
  2. Step 2: Convert to fraction form
    2,179,446.02/3,269,136.21 = 980,521.70/x
  3. Step 3: Cross multiply
    2,179,446.02x = 3,269,136.21 × 980,521.70
  4. Step 4: Simplify right side
    2,179,446.02x = 3,205,458,994,160.76
  5. Step 5: Solve for x
    x = 3,205,458,994,160.76/2,179,446.02
  6. Step 6: Final answer
    x = 1,470,767.78

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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.