Home / 3,818,983.92-5,728,483.24-979,106.16

Finding the Fourth Proportional to 3,818,983.92, 5,728,483.24 and 979,106.16

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Solution

The fourth proportional to 3,818,983.92, 5,728,483.24 and 979,106.16 is: 1,468,661.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,983.92 : 5,728,483.24 = 979,106.16 : x
  2. Step 2: Convert to fraction form
    3,818,983.92/5,728,483.24 = 979,106.16/x
  3. Step 3: Cross multiply
    3,818,983.92x = 5,728,483.24 × 979,106.16
  4. Step 4: Simplify right side
    3,818,983.92x = 5,608,793,227,740.76
  5. Step 5: Solve for x
    x = 5,608,793,227,740.76/3,818,983.92
  6. Step 6: Final answer
    x = 1,468,661.13

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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.