Home / 1,413,719.82-2,120,776.83-454,204.53

Finding the Fourth Proportional to 1,413,719.82, 2,120,776.83 and 454,204.53

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Solution

The fourth proportional to 1,413,719.82, 2,120,776.83 and 454,204.53 is: 681,370.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,719.82 : 2,120,776.83 = 454,204.53 : x
  2. Step 2: Convert to fraction form
    1,413,719.82/2,120,776.83 = 454,204.53/x
  3. Step 3: Cross multiply
    1,413,719.82x = 2,120,776.83 × 454,204.53
  4. Step 4: Simplify right side
    1,413,719.82x = 963,266,443,305.04
  5. Step 5: Solve for x
    x = 963,266,443,305.04/1,413,719.82
  6. Step 6: Final answer
    x = 681,370.12

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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.