Home / 2,196,331.30-3,294,193.20-681,056.20

Finding the Fourth Proportional to 2,196,331.30, 3,294,193.20 and 681,056.20

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Solution

The fourth proportional to 2,196,331.30, 3,294,193.20 and 681,056.20 is: 1,021,490.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,331.30 : 3,294,193.20 = 681,056.20 : x
  2. Step 2: Convert to fraction form
    2,196,331.30/3,294,193.20 = 681,056.20/x
  3. Step 3: Cross multiply
    2,196,331.30x = 3,294,193.20 × 681,056.20
  4. Step 4: Simplify right side
    2,196,331.30x = 2,243,530,702,857.84
  5. Step 5: Solve for x
    x = 2,243,530,702,857.84/2,196,331.30
  6. Step 6: Final answer
    x = 1,021,490.11

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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.