Home / 3,915,625.87-5,873,438.80-3,649,905.37

Finding the Fourth Proportional to 3,915,625.87, 5,873,438.80 and 3,649,905.37

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Solution

The fourth proportional to 3,915,625.87, 5,873,438.80 and 3,649,905.37 is: 5,474,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,915,625.87 : 5,873,438.80 = 3,649,905.37 : x
  2. Step 2: Convert to fraction form
    3,915,625.87/5,873,438.80 = 3,649,905.37/x
  3. Step 3: Cross multiply
    3,915,625.87x = 5,873,438.80 × 3,649,905.37
  4. Step 4: Simplify right side
    3,915,625.87x = 21,437,495,787,119.16
  5. Step 5: Solve for x
    x = 21,437,495,787,119.16/3,915,625.87
  6. Step 6: Final answer
    x = 5,474,858.05

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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.