Home / 3,215,378.24-4,825,400.34-2,591,820.80

Finding the Fourth Proportional to 3,215,378.24, 4,825,400.34 and 2,591,820.80

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Solution

The fourth proportional to 3,215,378.24, 4,825,400.34 and 2,591,820.80 is: 3,889,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,378.24 : 4,825,400.34 = 2,591,820.80 : x
  2. Step 2: Convert to fraction form
    3,215,378.24/4,825,400.34 = 2,591,820.80/x
  3. Step 3: Cross multiply
    3,215,378.24x = 4,825,400.34 × 2,591,820.80
  4. Step 4: Simplify right side
    3,215,378.24x = 12,506,572,969,539.07
  5. Step 5: Solve for x
    x = 12,506,572,969,539.07/3,215,378.24
  6. Step 6: Final answer
    x = 3,889,611.75

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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.