Home / 3,538,322.70-5,311,420.65-1,943,999.70

Finding the Fourth Proportional to 3,538,322.70, 5,311,420.65 and 1,943,999.70

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Solution

The fourth proportional to 3,538,322.70, 5,311,420.65 and 1,943,999.70 is: 2,918,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538,322.70 : 5,311,420.65 = 1,943,999.70 : x
  2. Step 2: Convert to fraction form
    3,538,322.70/5,311,420.65 = 1,943,999.70/x
  3. Step 3: Cross multiply
    3,538,322.70x = 5,311,420.65 × 1,943,999.70
  4. Step 4: Simplify right side
    3,538,322.70x = 10,325,400,150,173.80
  5. Step 5: Solve for x
    x = 10,325,400,150,173.80/3,538,322.70
  6. Step 6: Final answer
    x = 2,918,162.37

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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.