Home / 4,929,571-6,802,761.54-2,754,488.80

Finding the Fourth Proportional to 4,929,571, 6,802,761.54 and 2,754,488.80

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Solution

The fourth proportional to 4,929,571, 6,802,761.54 and 2,754,488.80 is: 3,801,168.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929,571 : 6,802,761.54 = 2,754,488.80 : x
  2. Step 2: Convert to fraction form
    4,929,571/6,802,761.54 = 2,754,488.80/x
  3. Step 3: Cross multiply
    4,929,571x = 6,802,761.54 × 2,754,488.80
  4. Step 4: Simplify right side
    4,929,571x = 18,738,130,471,000.75
  5. Step 5: Solve for x
    x = 18,738,130,471,000.75/4,929,571
  6. Step 6: Final answer
    x = 3,801,168.59

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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.