Home / 1,413,171.27-2,119,717.22-453,619.35

Finding the Fourth Proportional to 1,413,171.27, 2,119,717.22 and 453,619.35

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Solution

The fourth proportional to 1,413,171.27, 2,119,717.22 and 453,619.35 is: 680,416.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,171.27 : 2,119,717.22 = 453,619.35 : x
  2. Step 2: Convert to fraction form
    1,413,171.27/2,119,717.22 = 453,619.35/x
  3. Step 3: Cross multiply
    1,413,171.27x = 2,119,717.22 × 453,619.35
  4. Step 4: Simplify right side
    1,413,171.27x = 961,544,745,252.11
  5. Step 5: Solve for x
    x = 961,544,745,252.11/1,413,171.27
  6. Step 6: Final answer
    x = 680,416.28

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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.