Home / 2,635,943.50-3,953,915.25-641,399.50

Finding the Fourth Proportional to 2,635,943.50, 3,953,915.25 and 641,399.50

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Solution

The fourth proportional to 2,635,943.50, 3,953,915.25 and 641,399.50 is: 962,099.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,943.50 : 3,953,915.25 = 641,399.50 : x
  2. Step 2: Convert to fraction form
    2,635,943.50/3,953,915.25 = 641,399.50/x
  3. Step 3: Cross multiply
    2,635,943.50x = 3,953,915.25 × 641,399.50
  4. Step 4: Simplify right side
    2,635,943.50x = 2,536,039,264,392.38
  5. Step 5: Solve for x
    x = 2,536,039,264,392.38/2,635,943.50
  6. Step 6: Final answer
    x = 962,099.25

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.