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Finding the Fourth Proportional to 5,858,736.86, 8,784,901.74 and 4,652,064.74

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Solution

The fourth proportional to 5,858,736.86, 8,784,901.74 and 4,652,064.74 is: 6,975,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,858,736.86 : 8,784,901.74 = 4,652,064.74 : x
  2. Step 2: Convert to fraction form
    5,858,736.86/8,784,901.74 = 4,652,064.74/x
  3. Step 3: Cross multiply
    5,858,736.86x = 8,784,901.74 × 4,652,064.74
  4. Step 4: Simplify right side
    5,858,736.86x = 40,867,931,629,018.65
  5. Step 5: Solve for x
    x = 40,867,931,629,018.65/5,858,736.86
  6. Step 6: Final answer
    x = 6,975,553.37

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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.