Home / 3,781,771.19-5,672,706.19-1,257,426.44

Finding the Fourth Proportional to 3,781,771.19, 5,672,706.19 and 1,257,426.44

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Solution

The fourth proportional to 3,781,771.19, 5,672,706.19 and 1,257,426.44 is: 1,886,156.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,771.19 : 5,672,706.19 = 1,257,426.44 : x
  2. Step 2: Convert to fraction form
    3,781,771.19/5,672,706.19 = 1,257,426.44/x
  3. Step 3: Cross multiply
    3,781,771.19x = 5,672,706.19 × 1,257,426.44
  4. Step 4: Simplify right side
    3,781,771.19x = 7,133,010,749,657.66
  5. Step 5: Solve for x
    x = 7,133,010,749,657.66/3,781,771.19
  6. Step 6: Final answer
    x = 1,886,156.09

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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.