Home / 3,613,052.16-4,985,740.80-1,981,198.08

Finding the Fourth Proportional to 3,613,052.16, 4,985,740.80 and 1,981,198.08

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Solution

The fourth proportional to 3,613,052.16, 4,985,740.80 and 1,981,198.08 is: 2,733,904.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,052.16 : 4,985,740.80 = 1,981,198.08 : x
  2. Step 2: Convert to fraction form
    3,613,052.16/4,985,740.80 = 1,981,198.08/x
  3. Step 3: Cross multiply
    3,613,052.16x = 4,985,740.80 × 1,981,198.08
  4. Step 4: Simplify right side
    3,613,052.16x = 9,877,740,100,337.66
  5. Step 5: Solve for x
    x = 9,877,740,100,337.66/3,613,052.16
  6. Step 6: Final answer
    x = 2,733,904.65

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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.