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Finding the Fourth Proportional to 5,953,178.72, 8,926,879.41 and 3,491,866.95

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Solution

The fourth proportional to 5,953,178.72, 8,926,879.41 and 3,491,866.95 is: 5,236,106.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,953,178.72 : 8,926,879.41 = 3,491,866.95 : x
  2. Step 2: Convert to fraction form
    5,953,178.72/8,926,879.41 = 3,491,866.95/x
  3. Step 3: Cross multiply
    5,953,178.72x = 8,926,879.41 × 3,491,866.95
  4. Step 4: Simplify right side
    5,953,178.72x = 31,171,475,178,414.50
  5. Step 5: Solve for x
    x = 31,171,475,178,414.50/5,953,178.72
  6. Step 6: Final answer
    x = 5,236,106.07

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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.