Home / 3,909,029.39-5,865,151.22-1,719,471.71

Finding the Fourth Proportional to 3,909,029.39, 5,865,151.22 and 1,719,471.71

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Solution

The fourth proportional to 3,909,029.39, 5,865,151.22 and 1,719,471.71 is: 2,579,914.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,029.39 : 5,865,151.22 = 1,719,471.71 : x
  2. Step 2: Convert to fraction form
    3,909,029.39/5,865,151.22 = 1,719,471.71/x
  3. Step 3: Cross multiply
    3,909,029.39x = 5,865,151.22 × 1,719,471.71
  4. Step 4: Simplify right side
    3,909,029.39x = 10,084,961,619,847.55
  5. Step 5: Solve for x
    x = 10,084,961,619,847.55/3,909,029.39
  6. Step 6: Final answer
    x = 2,579,914.50

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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.