Home / 1,802,743.67-2,487,786.82-986,999.16

Finding the Fourth Proportional to 1,802,743.67, 2,487,786.82 and 986,999.16

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Solution

The fourth proportional to 1,802,743.67, 2,487,786.82 and 986,999.16 is: 1,362,059.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,743.67 : 2,487,786.82 = 986,999.16 : x
  2. Step 2: Convert to fraction form
    1,802,743.67/2,487,786.82 = 986,999.16/x
  3. Step 3: Cross multiply
    1,802,743.67x = 2,487,786.82 × 986,999.16
  4. Step 4: Simplify right side
    1,802,743.67x = 2,455,443,501,599.07
  5. Step 5: Solve for x
    x = 2,455,443,501,599.07/1,802,743.67
  6. Step 6: Final answer
    x = 1,362,059.15

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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.