Home / 1,647,167.85-2,470,678.95-449,090.22

Finding the Fourth Proportional to 1,647,167.85, 2,470,678.95 and 449,090.22

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Solution

The fourth proportional to 1,647,167.85, 2,470,678.95 and 449,090.22 is: 673,615.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,167.85 : 2,470,678.95 = 449,090.22 : x
  2. Step 2: Convert to fraction form
    1,647,167.85/2,470,678.95 = 449,090.22/x
  3. Step 3: Cross multiply
    1,647,167.85x = 2,470,678.95 × 449,090.22
  4. Step 4: Simplify right side
    1,647,167.85x = 1,109,557,753,204.87
  5. Step 5: Solve for x
    x = 1,109,557,753,204.87/1,647,167.85
  6. Step 6: Final answer
    x = 673,615.47

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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.