Home / 2,186,626.68-3,017,564.46-1,206,609.30

Finding the Fourth Proportional to 2,186,626.68, 3,017,564.46 and 1,206,609.30

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Solution

The fourth proportional to 2,186,626.68, 3,017,564.46 and 1,206,609.30 is: 1,665,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,186,626.68 : 3,017,564.46 = 1,206,609.30 : x
  2. Step 2: Convert to fraction form
    2,186,626.68/3,017,564.46 = 1,206,609.30/x
  3. Step 3: Cross multiply
    2,186,626.68x = 3,017,564.46 × 1,206,609.30
  4. Step 4: Simplify right side
    2,186,626.68x = 3,641,021,340,785.48
  5. Step 5: Solve for x
    x = 3,641,021,340,785.48/2,186,626.68
  6. Step 6: Final answer
    x = 1,665,131.67

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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.