Home / 2,202,385.20-3,303,577.80-1,257,601.20

Finding the Fourth Proportional to 2,202,385.20, 3,303,577.80 and 1,257,601.20

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Solution

The fourth proportional to 2,202,385.20, 3,303,577.80 and 1,257,601.20 is: 1,886,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202,385.20 : 3,303,577.80 = 1,257,601.20 : x
  2. Step 2: Convert to fraction form
    2,202,385.20/3,303,577.80 = 1,257,601.20/x
  3. Step 3: Cross multiply
    2,202,385.20x = 3,303,577.80 × 1,257,601.20
  4. Step 4: Simplify right side
    2,202,385.20x = 4,154,583,405,573.36
  5. Step 5: Solve for x
    x = 4,154,583,405,573.36/2,202,385.20
  6. Step 6: Final answer
    x = 1,886,401.80

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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.