Home / 2,638,930.60-3,953,147.10-2,449,973.80

Finding the Fourth Proportional to 2,638,930.60, 3,953,147.10 and 2,449,973.80

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Solution

The fourth proportional to 2,638,930.60, 3,953,147.10 and 2,449,973.80 is: 3,670,087.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,638,930.60 : 3,953,147.10 = 2,449,973.80 : x
  2. Step 2: Convert to fraction form
    2,638,930.60/3,953,147.10 = 2,449,973.80/x
  3. Step 3: Cross multiply
    2,638,930.60x = 3,953,147.10 × 2,449,973.80
  4. Step 4: Simplify right side
    2,638,930.60x = 9,685,106,822,545.98
  5. Step 5: Solve for x
    x = 9,685,106,822,545.98/2,638,930.60
  6. Step 6: Final answer
    x = 3,670,087.73

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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.