Home / 1,087,745.28-1,631,449.44-555,659.52

Finding the Fourth Proportional to 1,087,745.28, 1,631,449.44 and 555,659.52

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Solution

The fourth proportional to 1,087,745.28, 1,631,449.44 and 555,659.52 is: 833,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,745.28 : 1,631,449.44 = 555,659.52 : x
  2. Step 2: Convert to fraction form
    1,087,745.28/1,631,449.44 = 555,659.52/x
  3. Step 3: Cross multiply
    1,087,745.28x = 1,631,449.44 × 555,659.52
  4. Step 4: Simplify right side
    1,087,745.28x = 906,530,412,734.67
  5. Step 5: Solve for x
    x = 906,530,412,734.67/1,087,745.28
  6. Step 6: Final answer
    x = 833,403.21

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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.