Home / 3,439,952.62-4,747,137.65-1,891,240.64

Finding the Fourth Proportional to 3,439,952.62, 4,747,137.65 and 1,891,240.64

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Solution

The fourth proportional to 3,439,952.62, 4,747,137.65 and 1,891,240.64 is: 2,609,913.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,952.62 : 4,747,137.65 = 1,891,240.64 : x
  2. Step 2: Convert to fraction form
    3,439,952.62/4,747,137.65 = 1,891,240.64/x
  3. Step 3: Cross multiply
    3,439,952.62x = 4,747,137.65 × 1,891,240.64
  4. Step 4: Simplify right side
    3,439,952.62x = 8,977,979,649,765.74
  5. Step 5: Solve for x
    x = 8,977,979,649,765.74/3,439,952.62
  6. Step 6: Final answer
    x = 2,609,913.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.