Home / 1,762,175.31-2,431,950.48-987,793.71

Finding the Fourth Proportional to 1,762,175.31, 2,431,950.48 and 987,793.71

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Solution

The fourth proportional to 1,762,175.31, 2,431,950.48 and 987,793.71 is: 1,363,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,175.31 : 2,431,950.48 = 987,793.71 : x
  2. Step 2: Convert to fraction form
    1,762,175.31/2,431,950.48 = 987,793.71/x
  3. Step 3: Cross multiply
    1,762,175.31x = 2,431,950.48 × 987,793.71
  4. Step 4: Simplify right side
    1,762,175.31x = 2,402,265,387,175.48
  5. Step 5: Solve for x
    x = 2,402,265,387,175.48/1,762,175.31
  6. Step 6: Final answer
    x = 1,363,238.59

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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.