Home / 4,278,134.34-6,412,883.40-2,681,818.47

Finding the Fourth Proportional to 4,278,134.34, 6,412,883.40 and 2,681,818.47

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Solution

The fourth proportional to 4,278,134.34, 6,412,883.40 and 2,681,818.47 is: 4,020,020.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,278,134.34 : 6,412,883.40 = 2,681,818.47 : x
  2. Step 2: Convert to fraction form
    4,278,134.34/6,412,883.40 = 2,681,818.47/x
  3. Step 3: Cross multiply
    4,278,134.34x = 6,412,883.40 × 2,681,818.47
  4. Step 4: Simplify right side
    4,278,134.34x = 17,198,189,148,076.40
  5. Step 5: Solve for x
    x = 17,198,189,148,076.40/4,278,134.34
  6. Step 6: Final answer
    x = 4,020,020.83

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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.