Home / 3,938,453.10-5,907,154.73-1,098,327.42

Finding the Fourth Proportional to 3,938,453.10, 5,907,154.73 and 1,098,327.42

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Solution

The fourth proportional to 3,938,453.10, 5,907,154.73 and 1,098,327.42 is: 1,647,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,453.10 : 5,907,154.73 = 1,098,327.42 : x
  2. Step 2: Convert to fraction form
    3,938,453.10/5,907,154.73 = 1,098,327.42/x
  3. Step 3: Cross multiply
    3,938,453.10x = 5,907,154.73 × 1,098,327.42
  4. Step 4: Simplify right side
    3,938,453.10x = 6,487,990,008,650.06
  5. Step 5: Solve for x
    x = 6,487,990,008,650.06/3,938,453.10
  6. Step 6: Final answer
    x = 1,647,344.74

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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.