Home / 4,787,384.40-7,186,325.40-2,992,294.80

Finding the Fourth Proportional to 4,787,384.40, 7,186,325.40 and 2,992,294.80

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Solution

The fourth proportional to 4,787,384.40, 7,186,325.40 and 2,992,294.80 is: 4,491,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,384.40 : 7,186,325.40 = 2,992,294.80 : x
  2. Step 2: Convert to fraction form
    4,787,384.40/7,186,325.40 = 2,992,294.80/x
  3. Step 3: Cross multiply
    4,787,384.40x = 7,186,325.40 × 2,992,294.80
  4. Step 4: Simplify right side
    4,787,384.40x = 21,503,604,125,527.92
  5. Step 5: Solve for x
    x = 21,503,604,125,527.92/4,787,384.40
  6. Step 6: Final answer
    x = 4,491,722.90

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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.