Home / 3,163,987-4,747,653.90-1,725,708.76

Finding the Fourth Proportional to 3,163,987, 4,747,653.90 and 1,725,708.76

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Solution

The fourth proportional to 3,163,987, 4,747,653.90 and 1,725,708.76 is: 2,589,475.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,987 : 4,747,653.90 = 1,725,708.76 : x
  2. Step 2: Convert to fraction form
    3,163,987/4,747,653.90 = 1,725,708.76/x
  3. Step 3: Cross multiply
    3,163,987x = 4,747,653.90 × 1,725,708.76
  4. Step 4: Simplify right side
    3,163,987x = 8,193,067,924,678.17
  5. Step 5: Solve for x
    x = 8,193,067,924,678.17/3,163,987
  6. Step 6: Final answer
    x = 2,589,475.85

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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.