Home / 1,268,608.69-1,899,180.52-846,838.45

Finding the Fourth Proportional to 1,268,608.69, 1,899,180.52 and 846,838.45

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Solution

The fourth proportional to 1,268,608.69, 1,899,180.52 and 846,838.45 is: 1,267,766.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,608.69 : 1,899,180.52 = 846,838.45 : x
  2. Step 2: Convert to fraction form
    1,268,608.69/1,899,180.52 = 846,838.45/x
  3. Step 3: Cross multiply
    1,268,608.69x = 1,899,180.52 × 846,838.45
  4. Step 4: Simplify right side
    1,268,608.69x = 1,608,299,083,592.80
  5. Step 5: Solve for x
    x = 1,608,299,083,592.80/1,268,608.69
  6. Step 6: Final answer
    x = 1,267,766.09

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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.