Home / 2,099,403.19-3,149,604.48-679,459.27

Finding the Fourth Proportional to 2,099,403.19, 3,149,604.48 and 679,459.27

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Solution

The fourth proportional to 2,099,403.19, 3,149,604.48 and 679,459.27 is: 1,019,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,403.19 : 3,149,604.48 = 679,459.27 : x
  2. Step 2: Convert to fraction form
    2,099,403.19/3,149,604.48 = 679,459.27/x
  3. Step 3: Cross multiply
    2,099,403.19x = 3,149,604.48 × 679,459.27
  4. Step 4: Simplify right side
    2,099,403.19x = 2,140,027,941,624.21
  5. Step 5: Solve for x
    x = 2,140,027,941,624.21/2,099,403.19
  6. Step 6: Final answer
    x = 1,019,350.62

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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.