Home / 1,635,044.84-2,450,918.54-1,028,266.78

Finding the Fourth Proportional to 1,635,044.84, 2,450,918.54 and 1,028,266.78

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Solution

The fourth proportional to 1,635,044.84, 2,450,918.54 and 1,028,266.78 is: 1,541,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,044.84 : 2,450,918.54 = 1,028,266.78 : x
  2. Step 2: Convert to fraction form
    1,635,044.84/2,450,918.54 = 1,028,266.78/x
  3. Step 3: Cross multiply
    1,635,044.84x = 2,450,918.54 × 1,028,266.78
  4. Step 4: Simplify right side
    1,635,044.84x = 2,520,198,115,168.10
  5. Step 5: Solve for x
    x = 2,520,198,115,168.10/1,635,044.84
  6. Step 6: Final answer
    x = 1,541,363.30

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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.