Home / 2,680,055.80-3,698,618.82-1,518,727.18

Finding the Fourth Proportional to 2,680,055.80, 3,698,618.82 and 1,518,727.18

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Solution

The fourth proportional to 2,680,055.80, 3,698,618.82 and 1,518,727.18 is: 2,095,923.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,055.80 : 3,698,618.82 = 1,518,727.18 : x
  2. Step 2: Convert to fraction form
    2,680,055.80/3,698,618.82 = 1,518,727.18/x
  3. Step 3: Cross multiply
    2,680,055.80x = 3,698,618.82 × 1,518,727.18
  4. Step 4: Simplify right side
    2,680,055.80x = 5,617,192,930,393.53
  5. Step 5: Solve for x
    x = 5,617,192,930,393.53/2,680,055.80
  6. Step 6: Final answer
    x = 2,095,923.87

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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.