Home / 3,579,688.45-4,940,082.10-2,031,015.39

Finding the Fourth Proportional to 3,579,688.45, 4,940,082.10 and 2,031,015.39

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Solution

The fourth proportional to 3,579,688.45, 4,940,082.10 and 2,031,015.39 is: 2,802,864.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,688.45 : 4,940,082.10 = 2,031,015.39 : x
  2. Step 2: Convert to fraction form
    3,579,688.45/4,940,082.10 = 2,031,015.39/x
  3. Step 3: Cross multiply
    3,579,688.45x = 4,940,082.10 × 2,031,015.39
  4. Step 4: Simplify right side
    3,579,688.45x = 10,033,382,772,963.52
  5. Step 5: Solve for x
    x = 10,033,382,772,963.52/3,579,688.45
  6. Step 6: Final answer
    x = 2,802,864.81

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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.