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Finding the Fourth Proportional to 3,352,890.84, 5,029,382.39 and 956,734.70

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Solution

The fourth proportional to 3,352,890.84, 5,029,382.39 and 956,734.70 is: 1,435,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352,890.84 : 5,029,382.39 = 956,734.70 : x
  2. Step 2: Convert to fraction form
    3,352,890.84/5,029,382.39 = 956,734.70/x
  3. Step 3: Cross multiply
    3,352,890.84x = 5,029,382.39 × 956,734.70
  4. Step 4: Simplify right side
    3,352,890.84x = 4,811,784,662,895.83
  5. Step 5: Solve for x
    x = 4,811,784,662,895.83/3,352,890.84
  6. Step 6: Final answer
    x = 1,435,115.22

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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.