Home / 2,458,835.78-3,687,921.47-661,827.09

Finding the Fourth Proportional to 2,458,835.78, 3,687,921.47 and 661,827.09

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Solution

The fourth proportional to 2,458,835.78, 3,687,921.47 and 661,827.09 is: 992,651.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458,835.78 : 3,687,921.47 = 661,827.09 : x
  2. Step 2: Convert to fraction form
    2,458,835.78/3,687,921.47 = 661,827.09/x
  3. Step 3: Cross multiply
    2,458,835.78x = 3,687,921.47 × 661,827.09
  4. Step 4: Simplify right side
    2,458,835.78x = 2,440,766,331,329.49
  5. Step 5: Solve for x
    x = 2,440,766,331,329.49/2,458,835.78
  6. Step 6: Final answer
    x = 992,651.22

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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.