Home / 4,878,074.07-6,731,198.01-2,702,077.92

Finding the Fourth Proportional to 4,878,074.07, 6,731,198.01 and 2,702,077.92

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Solution

The fourth proportional to 4,878,074.07, 6,731,198.01 and 2,702,077.92 is: 3,728,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,074.07 : 6,731,198.01 = 2,702,077.92 : x
  2. Step 2: Convert to fraction form
    4,878,074.07/6,731,198.01 = 2,702,077.92/x
  3. Step 3: Cross multiply
    4,878,074.07x = 6,731,198.01 × 2,702,077.92
  4. Step 4: Simplify right side
    4,878,074.07x = 18,188,221,517,968.94
  5. Step 5: Solve for x
    x = 18,188,221,517,968.94/4,878,074.07
  6. Step 6: Final answer
    x = 3,728,566.08

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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.