Home / 4,986,517.16-6,881,300.19-2,811,061.80

Finding the Fourth Proportional to 4,986,517.16, 6,881,300.19 and 2,811,061.80

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Solution

The fourth proportional to 4,986,517.16, 6,881,300.19 and 2,811,061.80 is: 3,879,212.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,517.16 : 6,881,300.19 = 2,811,061.80 : x
  2. Step 2: Convert to fraction form
    4,986,517.16/6,881,300.19 = 2,811,061.80/x
  3. Step 3: Cross multiply
    4,986,517.16x = 6,881,300.19 × 2,811,061.80
  4. Step 4: Simplify right side
    4,986,517.16x = 19,343,760,098,441.74
  5. Step 5: Solve for x
    x = 19,343,760,098,441.74/4,986,517.16
  6. Step 6: Final answer
    x = 3,879,212.58

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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.