Home / 3,141,805.20-4,713,145.20-1,344,674.40

Finding the Fourth Proportional to 3,141,805.20, 4,713,145.20 and 1,344,674.40

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Solution

The fourth proportional to 3,141,805.20, 4,713,145.20 and 1,344,674.40 is: 2,017,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,805.20 : 4,713,145.20 = 1,344,674.40 : x
  2. Step 2: Convert to fraction form
    3,141,805.20/4,713,145.20 = 1,344,674.40/x
  3. Step 3: Cross multiply
    3,141,805.20x = 4,713,145.20 × 1,344,674.40
  4. Step 4: Simplify right side
    3,141,805.20x = 6,337,645,693,922.88
  5. Step 5: Solve for x
    x = 6,337,645,693,922.88/3,141,805.20
  6. Step 6: Final answer
    x = 2,017,198.80

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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.