Home / 1,644,620.61-2,467,282.71-491,957.49

Finding the Fourth Proportional to 1,644,620.61, 2,467,282.71 and 491,957.49

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Solution

The fourth proportional to 1,644,620.61, 2,467,282.71 and 491,957.49 is: 738,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,620.61 : 2,467,282.71 = 491,957.49 : x
  2. Step 2: Convert to fraction form
    1,644,620.61/2,467,282.71 = 491,957.49/x
  3. Step 3: Cross multiply
    1,644,620.61x = 2,467,282.71 × 491,957.49
  4. Step 4: Simplify right side
    1,644,620.61x = 1,213,798,209,132.00
  5. Step 5: Solve for x
    x = 1,213,798,209,132.00/1,644,620.61
  6. Step 6: Final answer
    x = 738,041.47

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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.