Home / 3,945,784.64-5,918,849.22-1,250,308.49

Finding the Fourth Proportional to 3,945,784.64, 5,918,849.22 and 1,250,308.49

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Solution

The fourth proportional to 3,945,784.64, 5,918,849.22 and 1,250,308.49 is: 1,875,517.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,784.64 : 5,918,849.22 = 1,250,308.49 : x
  2. Step 2: Convert to fraction form
    3,945,784.64/5,918,849.22 = 1,250,308.49/x
  3. Step 3: Cross multiply
    3,945,784.64x = 5,918,849.22 × 1,250,308.49
  4. Step 4: Simplify right side
    3,945,784.64x = 7,400,387,430,795.88
  5. Step 5: Solve for x
    x = 7,400,387,430,795.88/3,945,784.64
  6. Step 6: Final answer
    x = 1,875,517.32

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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.