Home / 3,826,100.46-5,280,257.31-2,107,220.46

Finding the Fourth Proportional to 3,826,100.46, 5,280,257.31 and 2,107,220.46

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Solution

The fourth proportional to 3,826,100.46, 5,280,257.31 and 2,107,220.46 is: 2,908,095.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826,100.46 : 5,280,257.31 = 2,107,220.46 : x
  2. Step 2: Convert to fraction form
    3,826,100.46/5,280,257.31 = 2,107,220.46/x
  3. Step 3: Cross multiply
    3,826,100.46x = 5,280,257.31 × 2,107,220.46
  4. Step 4: Simplify right side
    3,826,100.46x = 11,126,666,237,696.56
  5. Step 5: Solve for x
    x = 11,126,666,237,696.56/3,826,100.46
  6. Step 6: Final answer
    x = 2,908,095.68

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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.