Home / 2,969,622.60-4,454,433.90-2,213,795.40

Finding the Fourth Proportional to 2,969,622.60, 4,454,433.90 and 2,213,795.40

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Solution

The fourth proportional to 2,969,622.60, 4,454,433.90 and 2,213,795.40 is: 3,320,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,622.60 : 4,454,433.90 = 2,213,795.40 : x
  2. Step 2: Convert to fraction form
    2,969,622.60/4,454,433.90 = 2,213,795.40/x
  3. Step 3: Cross multiply
    2,969,622.60x = 4,454,433.90 × 2,213,795.40
  4. Step 4: Simplify right side
    2,969,622.60x = 9,861,205,277,424.06
  5. Step 5: Solve for x
    x = 9,861,205,277,424.06/2,969,622.60
  6. Step 6: Final answer
    x = 3,320,693.10

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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.