Home / 1,529,649.36-2,110,917.87-850,571.28

Finding the Fourth Proportional to 1,529,649.36, 2,110,917.87 and 850,571.28

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Solution

The fourth proportional to 1,529,649.36, 2,110,917.87 and 850,571.28 is: 1,173,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,649.36 : 2,110,917.87 = 850,571.28 : x
  2. Step 2: Convert to fraction form
    1,529,649.36/2,110,917.87 = 850,571.28/x
  3. Step 3: Cross multiply
    1,529,649.36x = 2,110,917.87 × 850,571.28
  4. Step 4: Simplify right side
    1,529,649.36x = 1,795,486,114,660.77
  5. Step 5: Solve for x
    x = 1,795,486,114,660.77/1,529,649.36
  6. Step 6: Final answer
    x = 1,173,789.34

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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.