Home / 2,846,563.47-3,928,314.33-1,557,431.55

Finding the Fourth Proportional to 2,846,563.47, 3,928,314.33 and 1,557,431.55

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Solution

The fourth proportional to 2,846,563.47, 3,928,314.33 and 1,557,431.55 is: 2,149,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,563.47 : 3,928,314.33 = 1,557,431.55 : x
  2. Step 2: Convert to fraction form
    2,846,563.47/3,928,314.33 = 1,557,431.55/x
  3. Step 3: Cross multiply
    2,846,563.47x = 3,928,314.33 × 1,557,431.55
  4. Step 4: Simplify right side
    2,846,563.47x = 6,118,080,675,859.11
  5. Step 5: Solve for x
    x = 6,118,080,675,859.11/2,846,563.47
  6. Step 6: Final answer
    x = 2,149,286.58

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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.