Home / 3,171,443.58-4,376,624.31-1,721,151.66

Finding the Fourth Proportional to 3,171,443.58, 4,376,624.31 and 1,721,151.66

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Solution

The fourth proportional to 3,171,443.58, 4,376,624.31 and 1,721,151.66 is: 2,375,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,443.58 : 4,376,624.31 = 1,721,151.66 : x
  2. Step 2: Convert to fraction form
    3,171,443.58/4,376,624.31 = 1,721,151.66/x
  3. Step 3: Cross multiply
    3,171,443.58x = 4,376,624.31 × 1,721,151.66
  4. Step 4: Simplify right side
    3,171,443.58x = 7,532,834,196,352.85
  5. Step 5: Solve for x
    x = 7,532,834,196,352.85/3,171,443.58
  6. Step 6: Final answer
    x = 2,375,206.75

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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.