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Finding the Fourth Proportional to 2,193,298.40, 3,284,042.70 and 2,193,298.40

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Solution

The fourth proportional to 2,193,298.40, 3,284,042.70 and 2,193,298.40 is: 3,284,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,298.40 : 3,284,042.70 = 2,193,298.40 : x
  2. Step 2: Convert to fraction form
    2,193,298.40/3,284,042.70 = 2,193,298.40/x
  3. Step 3: Cross multiply
    2,193,298.40x = 3,284,042.70 × 2,193,298.40
  4. Step 4: Simplify right side
    2,193,298.40x = 7,202,885,599,441.68
  5. Step 5: Solve for x
    x = 7,202,885,599,441.68/2,193,298.40
  6. Step 6: Final answer
    x = 3,284,042.70

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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.