Home / 3,938,450.98-5,907,151.54-1,098,325.30

Finding the Fourth Proportional to 3,938,450.98, 5,907,151.54 and 1,098,325.30

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Solution

The fourth proportional to 3,938,450.98, 5,907,151.54 and 1,098,325.30 is: 1,647,341.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,450.98 : 5,907,151.54 = 1,098,325.30 : x
  2. Step 2: Convert to fraction form
    3,938,450.98/5,907,151.54 = 1,098,325.30/x
  3. Step 3: Cross multiply
    3,938,450.98x = 5,907,151.54 × 1,098,325.30
  4. Step 4: Simplify right side
    3,938,450.98x = 6,487,973,952,288.58
  5. Step 5: Solve for x
    x = 6,487,973,952,288.58/3,938,450.98
  6. Step 6: Final answer
    x = 1,647,341.55

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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.