Home / 2,442,000.30-3,663,000.45-669,072.30

Finding the Fourth Proportional to 2,442,000.30, 3,663,000.45 and 669,072.30

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Solution

The fourth proportional to 2,442,000.30, 3,663,000.45 and 669,072.30 is: 1,003,608.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,000.30 : 3,663,000.45 = 669,072.30 : x
  2. Step 2: Convert to fraction form
    2,442,000.30/3,663,000.45 = 669,072.30/x
  3. Step 3: Cross multiply
    2,442,000.30x = 3,663,000.45 × 669,072.30
  4. Step 4: Simplify right side
    2,442,000.30x = 2,450,812,135,982.54
  5. Step 5: Solve for x
    x = 2,450,812,135,982.54/2,442,000.30
  6. Step 6: Final answer
    x = 1,003,608.45

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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.