Home / 3,621,166.80-5,431,750.20-1,823,355.60

Finding the Fourth Proportional to 3,621,166.80, 5,431,750.20 and 1,823,355.60

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Solution

The fourth proportional to 3,621,166.80, 5,431,750.20 and 1,823,355.60 is: 2,735,033.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,166.80 : 5,431,750.20 = 1,823,355.60 : x
  2. Step 2: Convert to fraction form
    3,621,166.80/5,431,750.20 = 1,823,355.60/x
  3. Step 3: Cross multiply
    3,621,166.80x = 5,431,750.20 × 1,823,355.60
  4. Step 4: Simplify right side
    3,621,166.80x = 9,904,012,144,971.12
  5. Step 5: Solve for x
    x = 9,904,012,144,971.12/3,621,166.80
  6. Step 6: Final answer
    x = 2,735,033.40

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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.