Home / 1,367,034.80-1,889,008.44-1,185,162.80

Finding the Fourth Proportional to 1,367,034.80, 1,889,008.44 and 1,185,162.80

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Solution

The fourth proportional to 1,367,034.80, 1,889,008.44 and 1,185,162.80 is: 1,637,692.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,034.80 : 1,889,008.44 = 1,185,162.80 : x
  2. Step 2: Convert to fraction form
    1,367,034.80/1,889,008.44 = 1,185,162.80/x
  3. Step 3: Cross multiply
    1,367,034.80x = 1,889,008.44 × 1,185,162.80
  4. Step 4: Simplify right side
    1,367,034.80x = 2,238,782,531,974.03
  5. Step 5: Solve for x
    x = 2,238,782,531,974.03/1,367,034.80
  6. Step 6: Final answer
    x = 1,637,692.42

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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.