Home / 1,314,647.75-1,814,214.03-711,035.75

Finding the Fourth Proportional to 1,314,647.75, 1,814,214.03 and 711,035.75

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Solution

The fourth proportional to 1,314,647.75, 1,814,214.03 and 711,035.75 is: 981,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,647.75 : 1,814,214.03 = 711,035.75 : x
  2. Step 2: Convert to fraction form
    1,314,647.75/1,814,214.03 = 711,035.75/x
  3. Step 3: Cross multiply
    1,314,647.75x = 1,814,214.03 × 711,035.75
  4. Step 4: Simplify right side
    1,314,647.75x = 1,289,971,033,481.57
  5. Step 5: Solve for x
    x = 1,289,971,033,481.57/1,314,647.75
  6. Step 6: Final answer
    x = 981,229.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.