Home / 2,188,263.40-3,285,774.30-1,192,935.40

Finding the Fourth Proportional to 2,188,263.40, 3,285,774.30 and 1,192,935.40

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Solution

The fourth proportional to 2,188,263.40, 3,285,774.30 and 1,192,935.40 is: 1,791,245.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,263.40 : 3,285,774.30 = 1,192,935.40 : x
  2. Step 2: Convert to fraction form
    2,188,263.40/3,285,774.30 = 1,192,935.40/x
  3. Step 3: Cross multiply
    2,188,263.40x = 3,285,774.30 × 1,192,935.40
  4. Step 4: Simplify right side
    2,188,263.40x = 3,919,716,478,880.22
  5. Step 5: Solve for x
    x = 3,919,716,478,880.22/2,188,263.40
  6. Step 6: Final answer
    x = 1,791,245.28

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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.