Home / 1,578,735.38-2,179,651.02-1,095,131.36

Finding the Fourth Proportional to 1,578,735.38, 2,179,651.02 and 1,095,131.36

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Solution

The fourth proportional to 1,578,735.38, 2,179,651.02 and 1,095,131.36 is: 1,511,972.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,735.38 : 2,179,651.02 = 1,095,131.36 : x
  2. Step 2: Convert to fraction form
    1,578,735.38/2,179,651.02 = 1,095,131.36/x
  3. Step 3: Cross multiply
    1,578,735.38x = 2,179,651.02 × 1,095,131.36
  4. Step 4: Simplify right side
    1,578,735.38x = 2,387,004,185,857.99
  5. Step 5: Solve for x
    x = 2,387,004,185,857.99/1,578,735.38
  6. Step 6: Final answer
    x = 1,511,972.31

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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.