Home / 940,181.80-1,410,272.70-837,830.20

Finding the Fourth Proportional to 940,181.80, 1,410,272.70 and 837,830.20

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Solution

The fourth proportional to 940,181.80, 1,410,272.70 and 837,830.20 is: 1,256,745.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,181.80 : 1,410,272.70 = 837,830.20 : x
  2. Step 2: Convert to fraction form
    940,181.80/1,410,272.70 = 837,830.20/x
  3. Step 3: Cross multiply
    940,181.80x = 1,410,272.70 × 837,830.20
  4. Step 4: Simplify right side
    940,181.80x = 1,181,569,058,295.54
  5. Step 5: Solve for x
    x = 1,181,569,058,295.54/940,181.80
  6. Step 6: Final answer
    x = 1,256,745.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.