Home / 1,092,604.90-1,638,907.35-667,452.10

Finding the Fourth Proportional to 1,092,604.90, 1,638,907.35 and 667,452.10

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Solution

The fourth proportional to 1,092,604.90, 1,638,907.35 and 667,452.10 is: 1,001,178.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,604.90 : 1,638,907.35 = 667,452.10 : x
  2. Step 2: Convert to fraction form
    1,092,604.90/1,638,907.35 = 667,452.10/x
  3. Step 3: Cross multiply
    1,092,604.90x = 1,638,907.35 × 667,452.10
  4. Step 4: Simplify right side
    1,092,604.90x = 1,093,892,152,462.94
  5. Step 5: Solve for x
    x = 1,093,892,152,462.94/1,092,604.90
  6. Step 6: Final answer
    x = 1,001,178.15

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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.