Home / 1,270,942.18-1,753,898.11-697,982.34

Finding the Fourth Proportional to 1,270,942.18, 1,753,898.11 and 697,982.34

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Solution

The fourth proportional to 1,270,942.18, 1,753,898.11 and 697,982.34 is: 963,214.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,942.18 : 1,753,898.11 = 697,982.34 : x
  2. Step 2: Convert to fraction form
    1,270,942.18/1,753,898.11 = 697,982.34/x
  3. Step 3: Cross multiply
    1,270,942.18x = 1,753,898.11 × 697,982.34
  4. Step 4: Simplify right side
    1,270,942.18x = 1,224,189,906,939.38
  5. Step 5: Solve for x
    x = 1,224,189,906,939.38/1,270,942.18
  6. Step 6: Final answer
    x = 963,214.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.