Home / 3,437,382.88-4,743,427.44-1,909,583.20

Finding the Fourth Proportional to 3,437,382.88, 4,743,427.44 and 1,909,583.20

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Solution

The fourth proportional to 3,437,382.88, 4,743,427.44 and 1,909,583.20 is: 2,635,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,382.88 : 4,743,427.44 = 1,909,583.20 : x
  2. Step 2: Convert to fraction form
    3,437,382.88/4,743,427.44 = 1,909,583.20/x
  3. Step 3: Cross multiply
    3,437,382.88x = 4,743,427.44 × 1,909,583.20
  4. Step 4: Simplify right side
    3,437,382.88x = 9,057,969,349,843.01
  5. Step 5: Solve for x
    x = 9,057,969,349,843.01/3,437,382.88
  6. Step 6: Final answer
    x = 2,635,135.41

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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.