Home / 2,147,338.68-3,218,645.98-884,477.40

Finding the Fourth Proportional to 2,147,338.68, 3,218,645.98 and 884,477.40

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Solution

The fourth proportional to 2,147,338.68, 3,218,645.98 and 884,477.40 is: 1,325,743.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,338.68 : 3,218,645.98 = 884,477.40 : x
  2. Step 2: Convert to fraction form
    2,147,338.68/3,218,645.98 = 884,477.40/x
  3. Step 3: Cross multiply
    2,147,338.68x = 3,218,645.98 × 884,477.40
  4. Step 4: Simplify right side
    2,147,338.68x = 2,846,819,627,910.85
  5. Step 5: Solve for x
    x = 2,846,819,627,910.85/2,147,338.68
  6. Step 6: Final answer
    x = 1,325,743.19

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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.