Home / 1,314,645.75-1,814,211.27-711,033.75

Finding the Fourth Proportional to 1,314,645.75, 1,814,211.27 and 711,033.75

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Solution

The fourth proportional to 1,314,645.75, 1,814,211.27 and 711,033.75 is: 981,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,645.75 : 1,814,211.27 = 711,033.75 : x
  2. Step 2: Convert to fraction form
    1,314,645.75/1,814,211.27 = 711,033.75/x
  3. Step 3: Cross multiply
    1,314,645.75x = 1,814,211.27 × 711,033.75
  4. Step 4: Simplify right side
    1,314,645.75x = 1,289,965,442,600.36
  5. Step 5: Solve for x
    x = 1,289,965,442,600.36/1,314,645.75
  6. Step 6: Final answer
    x = 981,226.65

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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.