Home / 4,856,427.79-6,701,891.74-2,680,988.78

Finding the Fourth Proportional to 4,856,427.79, 6,701,891.74 and 2,680,988.78

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Solution

The fourth proportional to 4,856,427.79, 6,701,891.74 and 2,680,988.78 is: 3,699,776.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,856,427.79 : 6,701,891.74 = 2,680,988.78 : x
  2. Step 2: Convert to fraction form
    4,856,427.79/6,701,891.74 = 2,680,988.78/x
  3. Step 3: Cross multiply
    4,856,427.79x = 6,701,891.74 × 2,680,988.78
  4. Step 4: Simplify right side
    4,856,427.79x = 17,967,696,569,766.93
  5. Step 5: Solve for x
    x = 17,967,696,569,766.93/4,856,427.79
  6. Step 6: Final answer
    x = 3,699,776.33

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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.