Home / 1,268,608.94-1,899,180.89-846,838.70

Finding the Fourth Proportional to 1,268,608.94, 1,899,180.89 and 846,838.70

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Solution

The fourth proportional to 1,268,608.94, 1,899,180.89 and 846,838.70 is: 1,267,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,608.94 : 1,899,180.89 = 846,838.70 : x
  2. Step 2: Convert to fraction form
    1,268,608.94/1,899,180.89 = 846,838.70/x
  3. Step 3: Cross multiply
    1,268,608.94x = 1,899,180.89 × 846,838.70
  4. Step 4: Simplify right side
    1,268,608.94x = 1,608,299,875,952.44
  5. Step 5: Solve for x
    x = 1,608,299,875,952.44/1,268,608.94
  6. Step 6: Final answer
    x = 1,267,766.47

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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.