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Finding the Fourth Proportional to 5,796,289.70, 8,687,436.15 and 2,954,939.30

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Solution

The fourth proportional to 5,796,289.70, 8,687,436.15 and 2,954,939.30 is: 4,428,841.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796,289.70 : 8,687,436.15 = 2,954,939.30 : x
  2. Step 2: Convert to fraction form
    5,796,289.70/8,687,436.15 = 2,954,939.30/x
  3. Step 3: Cross multiply
    5,796,289.70x = 8,687,436.15 × 2,954,939.30
  4. Step 4: Simplify right side
    5,796,289.70x = 25,670,846,495,875.70
  5. Step 5: Solve for x
    x = 25,670,846,495,875.70/5,796,289.70
  6. Step 6: Final answer
    x = 4,428,841.18

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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.