Home / 3,882,292.64-5,357,490.32-2,116,206.48

Finding the Fourth Proportional to 3,882,292.64, 5,357,490.32 and 2,116,206.48

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Solution

The fourth proportional to 3,882,292.64, 5,357,490.32 and 2,116,206.48 is: 2,920,324.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,882,292.64 : 5,357,490.32 = 2,116,206.48 : x
  2. Step 2: Convert to fraction form
    3,882,292.64/5,357,490.32 = 2,116,206.48/x
  3. Step 3: Cross multiply
    3,882,292.64x = 5,357,490.32 × 2,116,206.48
  4. Step 4: Simplify right side
    3,882,292.64x = 11,337,555,731,721.27
  5. Step 5: Solve for x
    x = 11,337,555,731,721.27/3,882,292.64
  6. Step 6: Final answer
    x = 2,920,324.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.