Home / 2,317,209.50-3,476,339.94-821,301.50

Finding the Fourth Proportional to 2,317,209.50, 3,476,339.94 and 821,301.50

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Solution

The fourth proportional to 2,317,209.50, 3,476,339.94 and 821,301.50 is: 1,232,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,317,209.50 : 3,476,339.94 = 821,301.50 : x
  2. Step 2: Convert to fraction form
    2,317,209.50/3,476,339.94 = 821,301.50/x
  3. Step 3: Cross multiply
    2,317,209.50x = 3,476,339.94 × 821,301.50
  4. Step 4: Simplify right side
    2,317,209.50x = 2,855,123,207,231.91
  5. Step 5: Solve for x
    x = 2,855,123,207,231.91/2,317,209.50
  6. Step 6: Final answer
    x = 1,232,138.57

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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.