Home / 3,840,472.80-5,760,709.20-3,663,325.80

Finding the Fourth Proportional to 3,840,472.80, 5,760,709.20 and 3,663,325.80

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Solution

The fourth proportional to 3,840,472.80, 5,760,709.20 and 3,663,325.80 is: 5,494,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,472.80 : 5,760,709.20 = 3,663,325.80 : x
  2. Step 2: Convert to fraction form
    3,840,472.80/5,760,709.20 = 3,663,325.80/x
  3. Step 3: Cross multiply
    3,840,472.80x = 5,760,709.20 × 3,663,325.80
  4. Step 4: Simplify right side
    3,840,472.80x = 21,103,354,638,657.36
  5. Step 5: Solve for x
    x = 21,103,354,638,657.36/3,840,472.80
  6. Step 6: Final answer
    x = 5,494,988.70

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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.