Home / 3,171,595.69-4,376,834.76-1,721,303.65

Finding the Fourth Proportional to 3,171,595.69, 4,376,834.76 and 1,721,303.65

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Solution

The fourth proportional to 3,171,595.69, 4,376,834.76 and 1,721,303.65 is: 2,375,416.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,595.69 : 4,376,834.76 = 1,721,303.65 : x
  2. Step 2: Convert to fraction form
    3,171,595.69/4,376,834.76 = 1,721,303.65/x
  3. Step 3: Cross multiply
    3,171,595.69x = 4,376,834.76 × 1,721,303.65
  4. Step 4: Simplify right side
    3,171,595.69x = 7,533,861,647,834.87
  5. Step 5: Solve for x
    x = 7,533,861,647,834.87/3,171,595.69
  6. Step 6: Final answer
    x = 2,375,416.79

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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.