Home / 5,106,867.28-7,661,422.26-1,512,915.64

Finding the Fourth Proportional to 5,106,867.28, 7,661,422.26 and 1,512,915.64

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Solution

The fourth proportional to 5,106,867.28, 7,661,422.26 and 1,512,915.64 is: 2,269,705.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,867.28 : 7,661,422.26 = 1,512,915.64 : x
  2. Step 2: Convert to fraction form
    5,106,867.28/7,661,422.26 = 1,512,915.64/x
  3. Step 3: Cross multiply
    5,106,867.28x = 7,661,422.26 × 1,512,915.64
  4. Step 4: Simplify right side
    5,106,867.28x = 11,591,085,561,798.14
  5. Step 5: Solve for x
    x = 11,591,085,561,798.14/5,106,867.28
  6. Step 6: Final answer
    x = 2,269,705.66

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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.