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Finding the Fourth Proportional to 5,733,446.81, 8,600,187.89 and 1,415,497.52

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Solution

The fourth proportional to 5,733,446.81, 8,600,187.89 and 1,415,497.52 is: 2,123,250.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,733,446.81 : 8,600,187.89 = 1,415,497.52 : x
  2. Step 2: Convert to fraction form
    5,733,446.81/8,600,187.89 = 1,415,497.52/x
  3. Step 3: Cross multiply
    5,733,446.81x = 8,600,187.89 × 1,415,497.52
  4. Step 4: Simplify right side
    5,733,446.81x = 12,173,544,654,868.25
  5. Step 5: Solve for x
    x = 12,173,544,654,868.25/5,733,446.81
  6. Step 6: Final answer
    x = 2,123,250.65

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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.