Home / 1,726,296-2,382,519.36-991,539.36

Finding the Fourth Proportional to 1,726,296, 2,382,519.36 and 991,539.36

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Solution

The fourth proportional to 1,726,296, 2,382,519.36 and 991,539.36 is: 1,368,456.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726,296 : 2,382,519.36 = 991,539.36 : x
  2. Step 2: Convert to fraction form
    1,726,296/2,382,519.36 = 991,539.36/x
  3. Step 3: Cross multiply
    1,726,296x = 2,382,519.36 × 991,539.36
  4. Step 4: Simplify right side
    1,726,296x = 2,362,361,721,402.01
  5. Step 5: Solve for x
    x = 2,362,361,721,402.01/1,726,296
  6. Step 6: Final answer
    x = 1,368,456.93

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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.