Home / 3,876,707.52-5,815,725.60-1,317,651.84

Finding the Fourth Proportional to 3,876,707.52, 5,815,725.60 and 1,317,651.84

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Solution

The fourth proportional to 3,876,707.52, 5,815,725.60 and 1,317,651.84 is: 1,976,703.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,876,707.52 : 5,815,725.60 = 1,317,651.84 : x
  2. Step 2: Convert to fraction form
    3,876,707.52/5,815,725.60 = 1,317,651.84/x
  3. Step 3: Cross multiply
    3,876,707.52x = 5,815,725.60 × 1,317,651.84
  4. Step 4: Simplify right side
    3,876,707.52x = 7,663,101,537,775.10
  5. Step 5: Solve for x
    x = 7,663,101,537,775.10/3,876,707.52
  6. Step 6: Final answer
    x = 1,976,703.56

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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.