Home / 1,885,442.47-2,601,969.29-1,069,680.54

Finding the Fourth Proportional to 1,885,442.47, 2,601,969.29 and 1,069,680.54

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Solution

The fourth proportional to 1,885,442.47, 2,601,969.29 and 1,069,680.54 is: 1,476,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,442.47 : 2,601,969.29 = 1,069,680.54 : x
  2. Step 2: Convert to fraction form
    1,885,442.47/2,601,969.29 = 1,069,680.54/x
  3. Step 3: Cross multiply
    1,885,442.47x = 2,601,969.29 × 1,069,680.54
  4. Step 4: Simplify right side
    1,885,442.47x = 2,783,275,915,190.62
  5. Step 5: Solve for x
    x = 2,783,275,915,190.62/1,885,442.47
  6. Step 6: Final answer
    x = 1,476,192.44

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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.