Home / 1,802,951.37-2,487,978.18-986,998.68

Finding the Fourth Proportional to 1,802,951.37, 2,487,978.18 and 986,998.68

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Solution

The fourth proportional to 1,802,951.37, 2,487,978.18 and 986,998.68 is: 1,362,006.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,951.37 : 2,487,978.18 = 986,998.68 : x
  2. Step 2: Convert to fraction form
    1,802,951.37/2,487,978.18 = 986,998.68/x
  3. Step 3: Cross multiply
    1,802,951.37x = 2,487,978.18 × 986,998.68
  4. Step 4: Simplify right side
    1,802,951.37x = 2,455,631,179,528.80
  5. Step 5: Solve for x
    x = 2,455,631,179,528.80/1,802,951.37
  6. Step 6: Final answer
    x = 1,362,006.33

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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.