Home / 4,890,154.40-7,328,233.20-3,392,496.80

Finding the Fourth Proportional to 4,890,154.40, 7,328,233.20 and 3,392,496.80

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Solution

The fourth proportional to 4,890,154.40, 7,328,233.20 and 3,392,496.80 is: 5,083,890.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,154.40 : 7,328,233.20 = 3,392,496.80 : x
  2. Step 2: Convert to fraction form
    4,890,154.40/7,328,233.20 = 3,392,496.80/x
  3. Step 3: Cross multiply
    4,890,154.40x = 7,328,233.20 × 3,392,496.80
  4. Step 4: Simplify right side
    4,890,154.40x = 24,861,007,680,653.76
  5. Step 5: Solve for x
    x = 24,861,007,680,653.76/4,890,154.40
  6. Step 6: Final answer
    x = 5,083,890.13

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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.