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Finding the Fourth Proportional to 1,560,044, 2,340,066 and 378,092

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Solution

The fourth proportional to 1,560,044, 2,340,066 and 378,092 is: 567,138

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,044 : 2,340,066 = 378,092 : x
  2. Step 2: Convert to fraction form
    1,560,044/2,340,066 = 378,092/x
  3. Step 3: Cross multiply
    1,560,044x = 2,340,066 × 378,092
  4. Step 4: Simplify right side
    1,560,044x = 884,760,234,072
  5. Step 5: Solve for x
    x = 884,760,234,072/1,560,044
  6. Step 6: Final answer
    x = 567,138

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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.