Home / 5,245,033.23-7,868,949.93-1,879,580.43

Finding the Fourth Proportional to 5,245,033.23, 7,868,949.93 and 1,879,580.43

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Solution

The fourth proportional to 5,245,033.23, 7,868,949.93 and 1,879,580.43 is: 2,819,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,033.23 : 7,868,949.93 = 1,879,580.43 : x
  2. Step 2: Convert to fraction form
    5,245,033.23/7,868,949.93 = 1,879,580.43/x
  3. Step 3: Cross multiply
    5,245,033.23x = 7,868,949.93 × 1,879,580.43
  4. Step 4: Simplify right side
    5,245,033.23x = 14,790,324,293,077.87
  5. Step 5: Solve for x
    x = 14,790,324,293,077.87/5,245,033.23
  6. Step 6: Final answer
    x = 2,819,872.37

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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.