Home / 1,375,971.98-2,063,441.25-477,196.97

Finding the Fourth Proportional to 1,375,971.98, 2,063,441.25 and 477,196.97

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Solution

The fourth proportional to 1,375,971.98, 2,063,441.25 and 477,196.97 is: 715,616.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,971.98 : 2,063,441.25 = 477,196.97 : x
  2. Step 2: Convert to fraction form
    1,375,971.98/2,063,441.25 = 477,196.97/x
  3. Step 3: Cross multiply
    1,375,971.98x = 2,063,441.25 × 477,196.97
  4. Step 4: Simplify right side
    1,375,971.98x = 984,667,901,955.81
  5. Step 5: Solve for x
    x = 984,667,901,955.81/1,375,971.98
  6. Step 6: Final answer
    x = 715,616.25

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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.