Home / 2,107,727.80-3,161,599.82-510,288.48

Finding the Fourth Proportional to 2,107,727.80, 3,161,599.82 and 510,288.48

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Solution

The fourth proportional to 2,107,727.80, 3,161,599.82 and 510,288.48 is: 765,434.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,727.80 : 3,161,599.82 = 510,288.48 : x
  2. Step 2: Convert to fraction form
    2,107,727.80/3,161,599.82 = 510,288.48/x
  3. Step 3: Cross multiply
    2,107,727.80x = 3,161,599.82 × 510,288.48
  4. Step 4: Simplify right side
    2,107,727.80x = 1,613,327,966,516.07
  5. Step 5: Solve for x
    x = 1,613,327,966,516.07/2,107,727.80
  6. Step 6: Final answer
    x = 765,434.69

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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.