Home / 3,101,257.72-4,651,882.93-971,507.71

Finding the Fourth Proportional to 3,101,257.72, 4,651,882.93 and 971,507.71

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Solution

The fourth proportional to 3,101,257.72, 4,651,882.93 and 971,507.71 is: 1,457,260.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,101,257.72 : 4,651,882.93 = 971,507.71 : x
  2. Step 2: Convert to fraction form
    3,101,257.72/4,651,882.93 = 971,507.71/x
  3. Step 3: Cross multiply
    3,101,257.72x = 4,651,882.93 × 971,507.71
  4. Step 4: Simplify right side
    3,101,257.72x = 4,519,340,132,512.39
  5. Step 5: Solve for x
    x = 4,519,340,132,512.39/3,101,257.72
  6. Step 6: Final answer
    x = 1,457,260.42

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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.