Home / 1,647,804.90-2,468,942.55-804,540.90

Finding the Fourth Proportional to 1,647,804.90, 2,468,942.55 and 804,540.90

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Solution

The fourth proportional to 1,647,804.90, 2,468,942.55 and 804,540.90 is: 1,205,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,804.90 : 2,468,942.55 = 804,540.90 : x
  2. Step 2: Convert to fraction form
    1,647,804.90/2,468,942.55 = 804,540.90/x
  3. Step 3: Cross multiply
    1,647,804.90x = 2,468,942.55 × 804,540.90
  4. Step 4: Simplify right side
    1,647,804.90x = 1,986,365,261,225.30
  5. Step 5: Solve for x
    x = 1,986,365,261,225.30/1,647,804.90
  6. Step 6: Final answer
    x = 1,205,461.44

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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.