Home / 4,981,443.81-6,874,404.92-2,888,691.89

Finding the Fourth Proportional to 4,981,443.81, 6,874,404.92 and 2,888,691.89

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Solution

The fourth proportional to 4,981,443.81, 6,874,404.92 and 2,888,691.89 is: 3,986,402.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981,443.81 : 6,874,404.92 = 2,888,691.89 : x
  2. Step 2: Convert to fraction form
    4,981,443.81/6,874,404.92 = 2,888,691.89/x
  3. Step 3: Cross multiply
    4,981,443.81x = 6,874,404.92 × 2,888,691.89
  4. Step 4: Simplify right side
    4,981,443.81x = 19,858,037,740,980.10
  5. Step 5: Solve for x
    x = 19,858,037,740,980.10/4,981,443.81
  6. Step 6: Final answer
    x = 3,986,402.03

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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.