Home / 3,161,986.71-4,363,571.72-1,855,260.96

Finding the Fourth Proportional to 3,161,986.71, 4,363,571.72 and 1,855,260.96

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Solution

The fourth proportional to 3,161,986.71, 4,363,571.72 and 1,855,260.96 is: 2,560,277.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,161,986.71 : 4,363,571.72 = 1,855,260.96 : x
  2. Step 2: Convert to fraction form
    3,161,986.71/4,363,571.72 = 1,855,260.96/x
  3. Step 3: Cross multiply
    3,161,986.71x = 4,363,571.72 × 1,855,260.96
  4. Step 4: Simplify right side
    3,161,986.71x = 8,095,564,246,550.81
  5. Step 5: Solve for x
    x = 8,095,564,246,550.81/3,161,986.71
  6. Step 6: Final answer
    x = 2,560,277.76

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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.