Home / 3,938,025.76-5,907,906.20-1,205,593.83

Finding the Fourth Proportional to 3,938,025.76, 5,907,906.20 and 1,205,593.83

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Solution

The fourth proportional to 3,938,025.76, 5,907,906.20 and 1,205,593.83 is: 1,808,656.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,025.76 : 5,907,906.20 = 1,205,593.83 : x
  2. Step 2: Convert to fraction form
    3,938,025.76/5,907,906.20 = 1,205,593.83/x
  3. Step 3: Cross multiply
    3,938,025.76x = 5,907,906.20 × 1,205,593.83
  4. Step 4: Simplify right side
    3,938,025.76x = 7,122,535,262,938.75
  5. Step 5: Solve for x
    x = 7,122,535,262,938.75/3,938,025.76
  6. Step 6: Final answer
    x = 1,808,656.34

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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.