Home / 2,859,381.20-4,289,071.80-966,095.30

Finding the Fourth Proportional to 2,859,381.20, 4,289,071.80 and 966,095.30

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Solution

The fourth proportional to 2,859,381.20, 4,289,071.80 and 966,095.30 is: 1,449,142.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,381.20 : 4,289,071.80 = 966,095.30 : x
  2. Step 2: Convert to fraction form
    2,859,381.20/4,289,071.80 = 966,095.30/x
  3. Step 3: Cross multiply
    2,859,381.20x = 4,289,071.80 × 966,095.30
  4. Step 4: Simplify right side
    2,859,381.20x = 4,143,652,107,342.54
  5. Step 5: Solve for x
    x = 4,143,652,107,342.54/2,859,381.20
  6. Step 6: Final answer
    x = 1,449,142.95

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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.