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Finding the Fourth Proportional to 1,560,034, 2,340,051 and 378,082

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Solution

The fourth proportional to 1,560,034, 2,340,051 and 378,082 is: 567,123

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,034 : 2,340,051 = 378,082 : x
  2. Step 2: Convert to fraction form
    1,560,034/2,340,051 = 378,082/x
  3. Step 3: Cross multiply
    1,560,034x = 2,340,051 × 378,082
  4. Step 4: Simplify right side
    1,560,034x = 884,731,162,182
  5. Step 5: Solve for x
    x = 884,731,162,182/1,560,034
  6. Step 6: Final answer
    x = 567,123

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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.