Home / 3,709,538.83-5,563,665.81-1,115,806.09

Finding the Fourth Proportional to 3,709,538.83, 5,563,665.81 and 1,115,806.09

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Solution

The fourth proportional to 3,709,538.83, 5,563,665.81 and 1,115,806.09 is: 1,673,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709,538.83 : 5,563,665.81 = 1,115,806.09 : x
  2. Step 2: Convert to fraction form
    3,709,538.83/5,563,665.81 = 1,115,806.09/x
  3. Step 3: Cross multiply
    3,709,538.83x = 5,563,665.81 × 1,115,806.09
  4. Step 4: Simplify right side
    3,709,538.83x = 6,207,972,193,522.78
  5. Step 5: Solve for x
    x = 6,207,972,193,522.78/3,709,538.83
  6. Step 6: Final answer
    x = 1,673,515.89

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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.