Home / 1,427,822.98-2,141,741.75-481,201.90

Finding the Fourth Proportional to 1,427,822.98, 2,141,741.75 and 481,201.90

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Solution

The fourth proportional to 1,427,822.98, 2,141,741.75 and 481,201.90 is: 721,805.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,822.98 : 2,141,741.75 = 481,201.90 : x
  2. Step 2: Convert to fraction form
    1,427,822.98/2,141,741.75 = 481,201.90/x
  3. Step 3: Cross multiply
    1,427,822.98x = 2,141,741.75 × 481,201.90
  4. Step 4: Simplify right side
    1,427,822.98x = 1,030,610,199,409.33
  5. Step 5: Solve for x
    x = 1,030,610,199,409.33/1,427,822.98
  6. Step 6: Final answer
    x = 721,805.30

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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.