Home / 3,120,963.80-4,674,447.30-2,561,091.80

Finding the Fourth Proportional to 3,120,963.80, 4,674,447.30 and 2,561,091.80

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Solution

The fourth proportional to 3,120,963.80, 4,674,447.30 and 2,561,091.80 is: 3,835,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,963.80 : 4,674,447.30 = 2,561,091.80 : x
  2. Step 2: Convert to fraction form
    3,120,963.80/4,674,447.30 = 2,561,091.80/x
  3. Step 3: Cross multiply
    3,120,963.80x = 4,674,447.30 × 2,561,091.80
  4. Step 4: Simplify right side
    3,120,963.80x = 11,971,688,649,562.14
  5. Step 5: Solve for x
    x = 11,971,688,649,562.14/3,120,963.80
  6. Step 6: Final answer
    x = 3,835,894.75

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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.