Home / 3,763,806.53-5,645,820.45-923,918.60

Finding the Fourth Proportional to 3,763,806.53, 5,645,820.45 and 923,918.60

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Solution

The fourth proportional to 3,763,806.53, 5,645,820.45 and 923,918.60 is: 1,385,905.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763,806.53 : 5,645,820.45 = 923,918.60 : x
  2. Step 2: Convert to fraction form
    3,763,806.53/5,645,820.45 = 923,918.60/x
  3. Step 3: Cross multiply
    3,763,806.53x = 5,645,820.45 × 923,918.60
  4. Step 4: Simplify right side
    3,763,806.53x = 5,216,278,526,015.37
  5. Step 5: Solve for x
    x = 5,216,278,526,015.37/3,763,806.53
  6. Step 6: Final answer
    x = 1,385,905.06

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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.