Home / 3,038,893.56-4,189,569.21-1,949,273.64

Finding the Fourth Proportional to 3,038,893.56, 4,189,569.21 and 1,949,273.64

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Solution

The fourth proportional to 3,038,893.56, 4,189,569.21 and 1,949,273.64 is: 2,687,365.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038,893.56 : 4,189,569.21 = 1,949,273.64 : x
  2. Step 2: Convert to fraction form
    3,038,893.56/4,189,569.21 = 1,949,273.64/x
  3. Step 3: Cross multiply
    3,038,893.56x = 4,189,569.21 × 1,949,273.64
  4. Step 4: Simplify right side
    3,038,893.56x = 8,166,616,824,008.62
  5. Step 5: Solve for x
    x = 8,166,616,824,008.62/3,038,893.56
  6. Step 6: Final answer
    x = 2,687,365.21

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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.