Home / 2,819,550.74-3,890,983.95-1,530,391.41

Finding the Fourth Proportional to 2,819,550.74, 3,890,983.95 and 1,530,391.41

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Solution

The fourth proportional to 2,819,550.74, 3,890,983.95 and 1,530,391.41 is: 2,111,942.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,550.74 : 3,890,983.95 = 1,530,391.41 : x
  2. Step 2: Convert to fraction form
    2,819,550.74/3,890,983.95 = 1,530,391.41/x
  3. Step 3: Cross multiply
    2,819,550.74x = 3,890,983.95 × 1,530,391.41
  4. Step 4: Simplify right side
    2,819,550.74x = 5,954,728,413,527.87
  5. Step 5: Solve for x
    x = 5,954,728,413,527.87/2,819,550.74
  6. Step 6: Final answer
    x = 2,111,942.28

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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.