Home / 3,931,696.26-5,425,915.41-2,212,928.10

Finding the Fourth Proportional to 3,931,696.26, 5,425,915.41 and 2,212,928.10

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Solution

The fourth proportional to 3,931,696.26, 5,425,915.41 and 2,212,928.10 is: 3,053,939.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,696.26 : 5,425,915.41 = 2,212,928.10 : x
  2. Step 2: Convert to fraction form
    3,931,696.26/5,425,915.41 = 2,212,928.10/x
  3. Step 3: Cross multiply
    3,931,696.26x = 5,425,915.41 × 2,212,928.10
  4. Step 4: Simplify right side
    3,931,696.26x = 12,007,160,679,012.02
  5. Step 5: Solve for x
    x = 12,007,160,679,012.02/3,931,696.26
  6. Step 6: Final answer
    x = 3,053,939.03

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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.