Home / 1,802,765.66-2,487,817.38-987,022.22

Finding the Fourth Proportional to 1,802,765.66, 2,487,817.38 and 987,022.22

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Solution

The fourth proportional to 1,802,765.66, 2,487,817.38 and 987,022.22 is: 1,362,091.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,765.66 : 2,487,817.38 = 987,022.22 : x
  2. Step 2: Convert to fraction form
    1,802,765.66/2,487,817.38 = 987,022.22/x
  3. Step 3: Cross multiply
    1,802,765.66x = 2,487,817.38 × 987,022.22
  4. Step 4: Simplify right side
    1,802,765.66x = 2,455,531,033,362.18
  5. Step 5: Solve for x
    x = 2,455,531,033,362.18/1,802,765.66
  6. Step 6: Final answer
    x = 1,362,091.08

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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.