Home / 4,990,727.57-6,887,151.26-2,815,978.41

Finding the Fourth Proportional to 4,990,727.57, 6,887,151.26 and 2,815,978.41

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Solution

The fourth proportional to 4,990,727.57, 6,887,151.26 and 2,815,978.41 is: 3,886,020.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,727.57 : 6,887,151.26 = 2,815,978.41 : x
  2. Step 2: Convert to fraction form
    4,990,727.57/6,887,151.26 = 2,815,978.41/x
  3. Step 3: Cross multiply
    4,990,727.57x = 6,887,151.26 × 2,815,978.41
  4. Step 4: Simplify right side
    4,990,727.57x = 19,394,069,240,484.41
  5. Step 5: Solve for x
    x = 19,394,069,240,484.41/4,990,727.57
  6. Step 6: Final answer
    x = 3,886,020.42

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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.