Home / 3,422,723.70-4,723,171.41-1,873,685.78

Finding the Fourth Proportional to 3,422,723.70, 4,723,171.41 and 1,873,685.78

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Solution

The fourth proportional to 3,422,723.70, 4,723,171.41 and 1,873,685.78 is: 2,585,583.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,723.70 : 4,723,171.41 = 1,873,685.78 : x
  2. Step 2: Convert to fraction form
    3,422,723.70/4,723,171.41 = 1,873,685.78/x
  3. Step 3: Cross multiply
    3,422,723.70x = 4,723,171.41 × 1,873,685.78
  4. Step 4: Simplify right side
    3,422,723.70x = 8,849,739,083,803.69
  5. Step 5: Solve for x
    x = 8,849,739,083,803.69/3,422,723.70
  6. Step 6: Final answer
    x = 2,585,583.84

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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.