Home / 3,551,172.66-5,330,739.42-1,422,740.52

Finding the Fourth Proportional to 3,551,172.66, 5,330,739.42 and 1,422,740.52

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Solution

The fourth proportional to 3,551,172.66, 5,330,739.42 and 1,422,740.52 is: 2,135,705.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551,172.66 : 5,330,739.42 = 1,422,740.52 : x
  2. Step 2: Convert to fraction form
    3,551,172.66/5,330,739.42 = 1,422,740.52/x
  3. Step 3: Cross multiply
    3,551,172.66x = 5,330,739.42 × 1,422,740.52
  4. Step 4: Simplify right side
    3,551,172.66x = 7,584,258,974,395.30
  5. Step 5: Solve for x
    x = 7,584,258,974,395.30/3,551,172.66
  6. Step 6: Final answer
    x = 2,135,705.50

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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.