Home / 5,305,387.56-7,958,071.38-1,662,396.32

Finding the Fourth Proportional to 5,305,387.56, 7,958,071.38 and 1,662,396.32

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Solution

The fourth proportional to 5,305,387.56, 7,958,071.38 and 1,662,396.32 is: 2,493,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,387.56 : 7,958,071.38 = 1,662,396.32 : x
  2. Step 2: Convert to fraction form
    5,305,387.56/7,958,071.38 = 1,662,396.32/x
  3. Step 3: Cross multiply
    5,305,387.56x = 7,958,071.38 × 1,662,396.32
  4. Step 4: Simplify right side
    5,305,387.56x = 13,229,468,576,409.32
  5. Step 5: Solve for x
    x = 13,229,468,576,409.32/5,305,387.56
  6. Step 6: Final answer
    x = 2,493,591.36

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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.