Home / 2,611,579.75-3,917,398.31-789,963.19

Finding the Fourth Proportional to 2,611,579.75, 3,917,398.31 and 789,963.19

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Solution

The fourth proportional to 2,611,579.75, 3,917,398.31 and 789,963.19 is: 1,184,953.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611,579.75 : 3,917,398.31 = 789,963.19 : x
  2. Step 2: Convert to fraction form
    2,611,579.75/3,917,398.31 = 789,963.19/x
  3. Step 3: Cross multiply
    2,611,579.75x = 3,917,398.31 × 789,963.19
  4. Step 4: Simplify right side
    2,611,579.75x = 3,094,600,465,468.21
  5. Step 5: Solve for x
    x = 3,094,600,465,468.21/2,611,579.75
  6. Step 6: Final answer
    x = 1,184,953.46

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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.