Home / 2,728,616.72-4,095,763.88-2,009,770.07

Finding the Fourth Proportional to 2,728,616.72, 4,095,763.88 and 2,009,770.07

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Solution

The fourth proportional to 2,728,616.72, 4,095,763.88 and 2,009,770.07 is: 3,016,746.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,616.72 : 4,095,763.88 = 2,009,770.07 : x
  2. Step 2: Convert to fraction form
    2,728,616.72/4,095,763.88 = 2,009,770.07/x
  3. Step 3: Cross multiply
    2,728,616.72x = 4,095,763.88 × 2,009,770.07
  4. Step 4: Simplify right side
    2,728,616.72x = 8,231,543,629,283.40
  5. Step 5: Solve for x
    x = 8,231,543,629,283.40/2,728,616.72
  6. Step 6: Final answer
    x = 3,016,746.03

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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.