Home / 2,747,020.80-4,122,280.80-1,609,780.80

Finding the Fourth Proportional to 2,747,020.80, 4,122,280.80 and 1,609,780.80

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Solution

The fourth proportional to 2,747,020.80, 4,122,280.80 and 1,609,780.80 is: 2,415,696.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,747,020.80 : 4,122,280.80 = 1,609,780.80 : x
  2. Step 2: Convert to fraction form
    2,747,020.80/4,122,280.80 = 1,609,780.80/x
  3. Step 3: Cross multiply
    2,747,020.80x = 4,122,280.80 × 1,609,780.80
  4. Step 4: Simplify right side
    2,747,020.80x = 6,635,968,484,048.64
  5. Step 5: Solve for x
    x = 6,635,968,484,048.64/2,747,020.80
  6. Step 6: Final answer
    x = 2,415,696.48

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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.