Home / 1,096,155.40-1,642,677.90-809,609.80

Finding the Fourth Proportional to 1,096,155.40, 1,642,677.90 and 809,609.80

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Solution

The fourth proportional to 1,096,155.40, 1,642,677.90 and 809,609.80 is: 1,213,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,155.40 : 1,642,677.90 = 809,609.80 : x
  2. Step 2: Convert to fraction form
    1,096,155.40/1,642,677.90 = 809,609.80/x
  3. Step 3: Cross multiply
    1,096,155.40x = 1,642,677.90 × 809,609.80
  4. Step 4: Simplify right side
    1,096,155.40x = 1,329,928,126,083.42
  5. Step 5: Solve for x
    x = 1,329,928,126,083.42/1,096,155.40
  6. Step 6: Final answer
    x = 1,213,266.04

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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.