Home / 3,143,942.52-4,716,832.32-1,013,979.48

Finding the Fourth Proportional to 3,143,942.52, 4,716,832.32 and 1,013,979.48

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Solution

The fourth proportional to 3,143,942.52, 4,716,832.32 and 1,013,979.48 is: 1,521,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143,942.52 : 4,716,832.32 = 1,013,979.48 : x
  2. Step 2: Convert to fraction form
    3,143,942.52/4,716,832.32 = 1,013,979.48/x
  3. Step 3: Cross multiply
    3,143,942.52x = 4,716,832.32 × 1,013,979.48
  4. Step 4: Simplify right side
    3,143,942.52x = 4,782,771,183,080.79
  5. Step 5: Solve for x
    x = 4,782,771,183,080.79/3,143,942.52
  6. Step 6: Final answer
    x = 1,521,265.47

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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.