Home / 1,037,190.30-1,555,785.45-827,238.30

Finding the Fourth Proportional to 1,037,190.30, 1,555,785.45 and 827,238.30

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Solution

The fourth proportional to 1,037,190.30, 1,555,785.45 and 827,238.30 is: 1,240,857.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,190.30 : 1,555,785.45 = 827,238.30 : x
  2. Step 2: Convert to fraction form
    1,037,190.30/1,555,785.45 = 827,238.30/x
  3. Step 3: Cross multiply
    1,037,190.30x = 1,555,785.45 × 827,238.30
  4. Step 4: Simplify right side
    1,037,190.30x = 1,287,005,310,822.74
  5. Step 5: Solve for x
    x = 1,287,005,310,822.74/1,037,190.30
  6. Step 6: Final answer
    x = 1,240,857.45

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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.