Home / 1,096,144.40-1,642,661.40-809,598.80

Finding the Fourth Proportional to 1,096,144.40, 1,642,661.40 and 809,598.80

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Solution

The fourth proportional to 1,096,144.40, 1,642,661.40 and 809,598.80 is: 1,213,249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,144.40 : 1,642,661.40 = 809,598.80 : x
  2. Step 2: Convert to fraction form
    1,096,144.40/1,642,661.40 = 809,598.80/x
  3. Step 3: Cross multiply
    1,096,144.40x = 1,642,661.40 × 809,598.80
  4. Step 4: Simplify right side
    1,096,144.40x = 1,329,896,698,246.32
  5. Step 5: Solve for x
    x = 1,329,896,698,246.32/1,096,144.40
  6. Step 6: Final answer
    x = 1,213,249.55

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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.