Home / 2,487,429.20-3,725,614.20-2,155,653.20

Finding the Fourth Proportional to 2,487,429.20, 3,725,614.20 and 2,155,653.20

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Solution

The fourth proportional to 2,487,429.20, 3,725,614.20 and 2,155,653.20 is: 3,228,687.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,429.20 : 3,725,614.20 = 2,155,653.20 : x
  2. Step 2: Convert to fraction form
    2,487,429.20/3,725,614.20 = 2,155,653.20/x
  3. Step 3: Cross multiply
    2,487,429.20x = 3,725,614.20 × 2,155,653.20
  4. Step 4: Simplify right side
    2,487,429.20x = 8,031,132,172,195.44
  5. Step 5: Solve for x
    x = 8,031,132,172,195.44/2,487,429.20
  6. Step 6: Final answer
    x = 3,228,687.74

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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.