Home / 2,857,118.41-3,942,734.61-1,567,925.65

Finding the Fourth Proportional to 2,857,118.41, 3,942,734.61 and 1,567,925.65

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Solution

The fourth proportional to 2,857,118.41, 3,942,734.61 and 1,567,925.65 is: 2,163,688.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,118.41 : 3,942,734.61 = 1,567,925.65 : x
  2. Step 2: Convert to fraction form
    2,857,118.41/3,942,734.61 = 1,567,925.65/x
  3. Step 3: Cross multiply
    2,857,118.41x = 3,942,734.61 × 1,567,925.65
  4. Step 4: Simplify right side
    2,857,118.41x = 6,181,914,726,161.75
  5. Step 5: Solve for x
    x = 6,181,914,726,161.75/2,857,118.41
  6. Step 6: Final answer
    x = 2,163,688.67

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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.