Home / 1,210,850.46-1,670,982.15-694,626.87

Finding the Fourth Proportional to 1,210,850.46, 1,670,982.15 and 694,626.87

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Solution

The fourth proportional to 1,210,850.46, 1,670,982.15 and 694,626.87 is: 958,589.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,850.46 : 1,670,982.15 = 694,626.87 : x
  2. Step 2: Convert to fraction form
    1,210,850.46/1,670,982.15 = 694,626.87/x
  3. Step 3: Cross multiply
    1,210,850.46x = 1,670,982.15 × 694,626.87
  4. Step 4: Simplify right side
    1,210,850.46x = 1,160,709,100,680.37
  5. Step 5: Solve for x
    x = 1,160,709,100,680.37/1,210,850.46
  6. Step 6: Final answer
    x = 958,589.97

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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.