Home / 2,146,270.20-3,219,405.30-2,114,777.40

Finding the Fourth Proportional to 2,146,270.20, 3,219,405.30 and 2,114,777.40

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Solution

The fourth proportional to 2,146,270.20, 3,219,405.30 and 2,114,777.40 is: 3,172,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,270.20 : 3,219,405.30 = 2,114,777.40 : x
  2. Step 2: Convert to fraction form
    2,146,270.20/3,219,405.30 = 2,114,777.40/x
  3. Step 3: Cross multiply
    2,146,270.20x = 3,219,405.30 × 2,114,777.40
  4. Step 4: Simplify right side
    2,146,270.20x = 6,808,325,569,880.22
  5. Step 5: Solve for x
    x = 6,808,325,569,880.22/2,146,270.20
  6. Step 6: Final answer
    x = 3,172,166.10

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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.