Home / 3,170,489.50-4,755,717.51-774,346.69

Finding the Fourth Proportional to 3,170,489.50, 4,755,717.51 and 774,346.69

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Solution

The fourth proportional to 3,170,489.50, 4,755,717.51 and 774,346.69 is: 1,161,515.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,489.50 : 4,755,717.51 = 774,346.69 : x
  2. Step 2: Convert to fraction form
    3,170,489.50/4,755,717.51 = 774,346.69/x
  3. Step 3: Cross multiply
    3,170,489.50x = 4,755,717.51 × 774,346.69
  4. Step 4: Simplify right side
    3,170,489.50x = 3,682,574,112,443.54
  5. Step 5: Solve for x
    x = 3,682,574,112,443.54/3,170,489.50
  6. Step 6: Final answer
    x = 1,161,515.95

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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.