Home / 1,099,992.78-1,650,721.26-452,100.36

Finding the Fourth Proportional to 1,099,992.78, 1,650,721.26 and 452,100.36

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Solution

The fourth proportional to 1,099,992.78, 1,650,721.26 and 452,100.36 is: 678,451.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,992.78 : 1,650,721.26 = 452,100.36 : x
  2. Step 2: Convert to fraction form
    1,099,992.78/1,650,721.26 = 452,100.36/x
  3. Step 3: Cross multiply
    1,099,992.78x = 1,650,721.26 × 452,100.36
  4. Step 4: Simplify right side
    1,099,992.78x = 746,291,675,905.65
  5. Step 5: Solve for x
    x = 746,291,675,905.65/1,099,992.78
  6. Step 6: Final answer
    x = 678,451.43

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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.