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Finding the Fourth Proportional to 1,370,150.05, 1,890,793.14 and 758,304

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Solution

The fourth proportional to 1,370,150.05, 1,890,793.14 and 758,304 is: 1,046,451.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,150.05 : 1,890,793.14 = 758,304 : x
  2. Step 2: Convert to fraction form
    1,370,150.05/1,890,793.14 = 758,304/x
  3. Step 3: Cross multiply
    1,370,150.05x = 1,890,793.14 × 758,304
  4. Step 4: Simplify right side
    1,370,150.05x = 1,433,796,001,234.56
  5. Step 5: Solve for x
    x = 1,433,796,001,234.56/1,370,150.05
  6. Step 6: Final answer
    x = 1,046,451.81

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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.