Home / 1,476,920.47-2,215,183.84-411,873.34

Finding the Fourth Proportional to 1,476,920.47, 2,215,183.84 and 411,873.34

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Solution

The fourth proportional to 1,476,920.47, 2,215,183.84 and 411,873.34 is: 617,755.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,920.47 : 2,215,183.84 = 411,873.34 : x
  2. Step 2: Convert to fraction form
    1,476,920.47/2,215,183.84 = 411,873.34/x
  3. Step 3: Cross multiply
    1,476,920.47x = 2,215,183.84 × 411,873.34
  4. Step 4: Simplify right side
    1,476,920.47x = 912,375,170,693.49
  5. Step 5: Solve for x
    x = 912,375,170,693.49/1,476,920.47
  6. Step 6: Final answer
    x = 617,755.11

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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.