Home / 3,485,178.80-5,228,027.40-1,241,025.20

Finding the Fourth Proportional to 3,485,178.80, 5,228,027.40 and 1,241,025.20

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Solution

The fourth proportional to 3,485,178.80, 5,228,027.40 and 1,241,025.20 is: 1,861,630.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,178.80 : 5,228,027.40 = 1,241,025.20 : x
  2. Step 2: Convert to fraction form
    3,485,178.80/5,228,027.40 = 1,241,025.20/x
  3. Step 3: Cross multiply
    3,485,178.80x = 5,228,027.40 × 1,241,025.20
  4. Step 4: Simplify right side
    3,485,178.80x = 6,488,113,749,690.48
  5. Step 5: Solve for x
    x = 6,488,113,749,690.48/3,485,178.80
  6. Step 6: Final answer
    x = 1,861,630.10

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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.