Home / 3,813,613.90-5,717,647.32-1,790,815.48

Finding the Fourth Proportional to 3,813,613.90, 5,717,647.32 and 1,790,815.48

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Solution

The fourth proportional to 3,813,613.90, 5,717,647.32 and 1,790,815.48 is: 2,684,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813,613.90 : 5,717,647.32 = 1,790,815.48 : x
  2. Step 2: Convert to fraction form
    3,813,613.90/5,717,647.32 = 1,790,815.48/x
  3. Step 3: Cross multiply
    3,813,613.90x = 5,717,647.32 × 1,790,815.48
  4. Step 4: Simplify right side
    3,813,613.90x = 10,239,251,329,836.51
  5. Step 5: Solve for x
    x = 10,239,251,329,836.51/3,813,613.90
  6. Step 6: Final answer
    x = 2,684,920.81

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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.