Home / 2,865,381.49-4,298,072.19-843,625.72

Finding the Fourth Proportional to 2,865,381.49, 4,298,072.19 and 843,625.72

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Solution

The fourth proportional to 2,865,381.49, 4,298,072.19 and 843,625.72 is: 1,265,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,381.49 : 4,298,072.19 = 843,625.72 : x
  2. Step 2: Convert to fraction form
    2,865,381.49/4,298,072.19 = 843,625.72/x
  3. Step 3: Cross multiply
    2,865,381.49x = 4,298,072.19 × 843,625.72
  4. Step 4: Simplify right side
    2,865,381.49x = 3,625,964,245,900.73
  5. Step 5: Solve for x
    x = 3,625,964,245,900.73/2,865,381.49
  6. Step 6: Final answer
    x = 1,265,438.57

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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.