Home / 1,680,971.13-2,521,473.91-482,890.41

Finding the Fourth Proportional to 1,680,971.13, 2,521,473.91 and 482,890.41

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Solution

The fourth proportional to 1,680,971.13, 2,521,473.91 and 482,890.41 is: 724,340.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,971.13 : 2,521,473.91 = 482,890.41 : x
  2. Step 2: Convert to fraction form
    1,680,971.13/2,521,473.91 = 482,890.41/x
  3. Step 3: Cross multiply
    1,680,971.13x = 2,521,473.91 × 482,890.41
  4. Step 4: Simplify right side
    1,680,971.13x = 1,217,595,568,996.98
  5. Step 5: Solve for x
    x = 1,217,595,568,996.98/1,680,971.13
  6. Step 6: Final answer
    x = 724,340.56

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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.