Home / 1,181,349.28-1,769,109.36-674,653.60

Finding the Fourth Proportional to 1,181,349.28, 1,769,109.36 and 674,653.60

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Solution

The fourth proportional to 1,181,349.28, 1,769,109.36 and 674,653.60 is: 1,010,315.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,349.28 : 1,769,109.36 = 674,653.60 : x
  2. Step 2: Convert to fraction form
    1,181,349.28/1,769,109.36 = 674,653.60/x
  3. Step 3: Cross multiply
    1,181,349.28x = 1,769,109.36 × 674,653.60
  4. Step 4: Simplify right side
    1,181,349.28x = 1,193,535,998,517.70
  5. Step 5: Solve for x
    x = 1,193,535,998,517.70/1,181,349.28
  6. Step 6: Final answer
    x = 1,010,315.93

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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.