Home / 1,271,374.16-1,907,059.44-324,745.16

Finding the Fourth Proportional to 1,271,374.16, 1,907,059.44 and 324,745.16

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Solution

The fourth proportional to 1,271,374.16, 1,907,059.44 and 324,745.16 is: 487,117.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,374.16 : 1,907,059.44 = 324,745.16 : x
  2. Step 2: Convert to fraction form
    1,271,374.16/1,907,059.44 = 324,745.16/x
  3. Step 3: Cross multiply
    1,271,374.16x = 1,907,059.44 × 324,745.16
  4. Step 4: Simplify right side
    1,271,374.16x = 619,308,322,972.31
  5. Step 5: Solve for x
    x = 619,308,322,972.31/1,271,374.16
  6. Step 6: Final answer
    x = 487,117.28

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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.