Home / 4,929,570-6,802,760.16-2,754,487.80

Finding the Fourth Proportional to 4,929,570, 6,802,760.16 and 2,754,487.80

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Solution

The fourth proportional to 4,929,570, 6,802,760.16 and 2,754,487.80 is: 3,801,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929,570 : 6,802,760.16 = 2,754,487.80 : x
  2. Step 2: Convert to fraction form
    4,929,570/6,802,760.16 = 2,754,487.80/x
  3. Step 3: Cross multiply
    4,929,570x = 6,802,760.16 × 2,754,487.80
  4. Step 4: Simplify right side
    4,929,570x = 18,738,119,867,046.05
  5. Step 5: Solve for x
    x = 18,738,119,867,046.05/4,929,570
  6. Step 6: Final answer
    x = 3,801,167.21

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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.