Home / 2,196,221.30-3,294,028.20-680,946.20

Finding the Fourth Proportional to 2,196,221.30, 3,294,028.20 and 680,946.20

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Solution

The fourth proportional to 2,196,221.30, 3,294,028.20 and 680,946.20 is: 1,021,325.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,221.30 : 3,294,028.20 = 680,946.20 : x
  2. Step 2: Convert to fraction form
    2,196,221.30/3,294,028.20 = 680,946.20/x
  3. Step 3: Cross multiply
    2,196,221.30x = 3,294,028.20 × 680,946.20
  4. Step 4: Simplify right side
    2,196,221.30x = 2,243,055,985,482.84
  5. Step 5: Solve for x
    x = 2,243,055,985,482.84/2,196,221.30
  6. Step 6: Final answer
    x = 1,021,325.12

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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.