Home / 2,740,122.73-3,781,376.55-1,516,512.63

Finding the Fourth Proportional to 2,740,122.73, 3,781,376.55 and 1,516,512.63

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Solution

The fourth proportional to 2,740,122.73, 3,781,376.55 and 1,516,512.63 is: 2,092,791.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740,122.73 : 3,781,376.55 = 1,516,512.63 : x
  2. Step 2: Convert to fraction form
    2,740,122.73/3,781,376.55 = 1,516,512.63/x
  3. Step 3: Cross multiply
    2,740,122.73x = 3,781,376.55 × 1,516,512.63
  4. Step 4: Simplify right side
    2,740,122.73x = 5,734,505,305,354.07
  5. Step 5: Solve for x
    x = 5,734,505,305,354.07/2,740,122.73
  6. Step 6: Final answer
    x = 2,092,791.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.