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Finding the Fourth Proportional to 5,859,610.60, 8,789,853.30 and 2,072,601.40

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Solution

The fourth proportional to 5,859,610.60, 8,789,853.30 and 2,072,601.40 is: 3,109,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859,610.60 : 8,789,853.30 = 2,072,601.40 : x
  2. Step 2: Convert to fraction form
    5,859,610.60/8,789,853.30 = 2,072,601.40/x
  3. Step 3: Cross multiply
    5,859,610.60x = 8,789,853.30 × 2,072,601.40
  4. Step 4: Simplify right side
    5,859,610.60x = 18,217,862,255,374.62
  5. Step 5: Solve for x
    x = 18,217,862,255,374.62/5,859,610.60
  6. Step 6: Final answer
    x = 3,109,056.81

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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.