Home / 1,802,787.68-2,487,847.76-987,044.24

Finding the Fourth Proportional to 1,802,787.68, 2,487,847.76 and 987,044.24

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Solution

The fourth proportional to 1,802,787.68, 2,487,847.76 and 987,044.24 is: 1,362,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,787.68 : 2,487,847.76 = 987,044.24 : x
  2. Step 2: Convert to fraction form
    1,802,787.68/2,487,847.76 = 987,044.24/x
  3. Step 3: Cross multiply
    1,802,787.68x = 2,487,847.76 × 987,044.24
  4. Step 4: Simplify right side
    1,802,787.68x = 2,455,615,801,504.90
  5. Step 5: Solve for x
    x = 2,455,615,801,504.90/1,802,787.68
  6. Step 6: Final answer
    x = 1,362,121.47

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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.