Home / 3,042,849.68-4,199,118.12-1,647,412.40

Finding the Fourth Proportional to 3,042,849.68, 4,199,118.12 and 1,647,412.40

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Solution

The fourth proportional to 3,042,849.68, 4,199,118.12 and 1,647,412.40 is: 2,273,421.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,849.68 : 4,199,118.12 = 1,647,412.40 : x
  2. Step 2: Convert to fraction form
    3,042,849.68/4,199,118.12 = 1,647,412.40/x
  3. Step 3: Cross multiply
    3,042,849.68x = 4,199,118.12 × 1,647,412.40
  4. Step 4: Simplify right side
    3,042,849.68x = 6,917,679,259,952.69
  5. Step 5: Solve for x
    x = 6,917,679,259,952.69/3,042,849.68
  6. Step 6: Final answer
    x = 2,273,421.29

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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.