Home / 2,846,621.52-3,928,435.74-1,557,461.88

Finding the Fourth Proportional to 2,846,621.52, 3,928,435.74 and 1,557,461.88

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Solution

The fourth proportional to 2,846,621.52, 3,928,435.74 and 1,557,461.88 is: 2,149,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846,621.52 : 3,928,435.74 = 1,557,461.88 : x
  2. Step 2: Convert to fraction form
    2,846,621.52/3,928,435.74 = 1,557,461.88/x
  3. Step 3: Cross multiply
    2,846,621.52x = 3,928,435.74 × 1,557,461.88
  4. Step 4: Simplify right side
    2,846,621.52x = 6,118,388,913,079.59
  5. Step 5: Solve for x
    x = 6,118,388,913,079.59/2,846,621.52
  6. Step 6: Final answer
    x = 2,149,351.04

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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.