Home / 5,166,019.28-7,749,103.44-1,800,226.28

Finding the Fourth Proportional to 5,166,019.28, 7,749,103.44 and 1,800,226.28

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Solution

The fourth proportional to 5,166,019.28, 7,749,103.44 and 1,800,226.28 is: 2,700,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,166,019.28 : 7,749,103.44 = 1,800,226.28 : x
  2. Step 2: Convert to fraction form
    5,166,019.28/7,749,103.44 = 1,800,226.28/x
  3. Step 3: Cross multiply
    5,166,019.28x = 7,749,103.44 × 1,800,226.28
  4. Step 4: Simplify right side
    5,166,019.28x = 13,950,139,659,126.40
  5. Step 5: Solve for x
    x = 13,950,139,659,126.40/5,166,019.28
  6. Step 6: Final answer
    x = 2,700,365.39

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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.