Home / 4,986,521.12-6,881,398.94-2,694,681.80

Finding the Fourth Proportional to 4,986,521.12, 6,881,398.94 and 2,694,681.80

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Solution

The fourth proportional to 4,986,521.12, 6,881,398.94 and 2,694,681.80 is: 3,718,660.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,521.12 : 6,881,398.94 = 2,694,681.80 : x
  2. Step 2: Convert to fraction form
    4,986,521.12/6,881,398.94 = 2,694,681.80/x
  3. Step 3: Cross multiply
    4,986,521.12x = 6,881,398.94 × 2,694,681.80
  4. Step 4: Simplify right side
    4,986,521.12x = 18,543,180,482,157.29
  5. Step 5: Solve for x
    x = 18,543,180,482,157.29/4,986,521.12
  6. Step 6: Final answer
    x = 3,718,660.77

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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.