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Finding the Fourth Proportional to 5,935,793.76, 8,903,844 and 1,617,879.48

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Solution

The fourth proportional to 5,935,793.76, 8,903,844 and 1,617,879.48 is: 2,426,861.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,935,793.76 : 8,903,844 = 1,617,879.48 : x
  2. Step 2: Convert to fraction form
    5,935,793.76/8,903,844 = 1,617,879.48/x
  3. Step 3: Cross multiply
    5,935,793.76x = 8,903,844 × 1,617,879.48
  4. Step 4: Simplify right side
    5,935,793.76x = 14,405,346,500,721.12
  5. Step 5: Solve for x
    x = 14,405,346,500,721.12/5,935,793.76
  6. Step 6: Final answer
    x = 2,426,861.02

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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.