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Finding the Fourth Proportional to 5,679,508.52, 7,837,690.50 and 3,101,170.94

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Solution

The fourth proportional to 5,679,508.52, 7,837,690.50 and 3,101,170.94 is: 4,279,598.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,679,508.52 : 7,837,690.50 = 3,101,170.94 : x
  2. Step 2: Convert to fraction form
    5,679,508.52/7,837,690.50 = 3,101,170.94/x
  3. Step 3: Cross multiply
    5,679,508.52x = 7,837,690.50 × 3,101,170.94
  4. Step 4: Simplify right side
    5,679,508.52x = 24,306,018,015,314.07
  5. Step 5: Solve for x
    x = 24,306,018,015,314.07/5,679,508.52
  6. Step 6: Final answer
    x = 4,279,598.83

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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.