Home / 1,640,731.66-2,461,170.39-503,410.66

Finding the Fourth Proportional to 1,640,731.66, 2,461,170.39 and 503,410.66

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Solution

The fourth proportional to 1,640,731.66, 2,461,170.39 and 503,410.66 is: 755,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,731.66 : 2,461,170.39 = 503,410.66 : x
  2. Step 2: Convert to fraction form
    1,640,731.66/2,461,170.39 = 503,410.66/x
  3. Step 3: Cross multiply
    1,640,731.66x = 2,461,170.39 × 503,410.66
  4. Step 4: Simplify right side
    1,640,731.66x = 1,238,979,410,402.36
  5. Step 5: Solve for x
    x = 1,238,979,410,402.36/1,640,731.66
  6. Step 6: Final answer
    x = 755,138.36

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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.