Home / 2,196,405.20-3,291,108.60-1,629,534.80

Finding the Fourth Proportional to 2,196,405.20, 3,291,108.60 and 1,629,534.80

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Solution

The fourth proportional to 2,196,405.20, 3,291,108.60 and 1,629,534.80 is: 2,441,706.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,405.20 : 3,291,108.60 = 1,629,534.80 : x
  2. Step 2: Convert to fraction form
    2,196,405.20/3,291,108.60 = 1,629,534.80/x
  3. Step 3: Cross multiply
    2,196,405.20x = 3,291,108.60 × 1,629,534.80
  4. Step 4: Simplify right side
    2,196,405.20x = 5,362,975,994,279.28
  5. Step 5: Solve for x
    x = 5,362,975,994,279.28/2,196,405.20
  6. Step 6: Final answer
    x = 2,441,706.11

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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.