Home / 1,251,237.47-1,877,003.82-937,687.28

Finding the Fourth Proportional to 1,251,237.47, 1,877,003.82 and 937,687.28

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Solution

The fourth proportional to 1,251,237.47, 1,877,003.82 and 937,687.28 is: 1,406,641.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,237.47 : 1,877,003.82 = 937,687.28 : x
  2. Step 2: Convert to fraction form
    1,251,237.47/1,877,003.82 = 937,687.28/x
  3. Step 3: Cross multiply
    1,251,237.47x = 1,877,003.82 × 937,687.28
  4. Step 4: Simplify right side
    1,251,237.47x = 1,760,042,597,140.39
  5. Step 5: Solve for x
    x = 1,760,042,597,140.39/1,251,237.47
  6. Step 6: Final answer
    x = 1,406,641.54

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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.