Home / 2,099,402.94-3,149,604.10-679,459.02

Finding the Fourth Proportional to 2,099,402.94, 3,149,604.10 and 679,459.02

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Solution

The fourth proportional to 2,099,402.94, 3,149,604.10 and 679,459.02 is: 1,019,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,402.94 : 3,149,604.10 = 679,459.02 : x
  2. Step 2: Convert to fraction form
    2,099,402.94/3,149,604.10 = 679,459.02/x
  3. Step 3: Cross multiply
    2,099,402.94x = 3,149,604.10 × 679,459.02
  4. Step 4: Simplify right side
    2,099,402.94x = 2,140,026,915,173.98
  5. Step 5: Solve for x
    x = 2,140,026,915,173.98/2,099,402.94
  6. Step 6: Final answer
    x = 1,019,350.25

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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.