Home / 1,208,447.28-1,667,738.76-799,845.24

Finding the Fourth Proportional to 1,208,447.28, 1,667,738.76 and 799,845.24

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Solution

The fourth proportional to 1,208,447.28, 1,667,738.76 and 799,845.24 is: 1,103,840.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,447.28 : 1,667,738.76 = 799,845.24 : x
  2. Step 2: Convert to fraction form
    1,208,447.28/1,667,738.76 = 799,845.24/x
  3. Step 3: Cross multiply
    1,208,447.28x = 1,667,738.76 × 799,845.24
  4. Step 4: Simplify right side
    1,208,447.28x = 1,333,932,908,749.50
  5. Step 5: Solve for x
    x = 1,333,932,908,749.50/1,208,447.28
  6. Step 6: Final answer
    x = 1,103,840.38

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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.