Home / 1,529,192-2,110,287.48-850,128.50

Finding the Fourth Proportional to 1,529,192, 2,110,287.48 and 850,128.50

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Solution

The fourth proportional to 1,529,192, 2,110,287.48 and 850,128.50 is: 1,173,178.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,192 : 2,110,287.48 = 850,128.50 : x
  2. Step 2: Convert to fraction form
    1,529,192/2,110,287.48 = 850,128.50/x
  3. Step 3: Cross multiply
    1,529,192x = 2,110,287.48 × 850,128.50
  4. Step 4: Simplify right side
    1,529,192x = 1,794,015,529,941.18
  5. Step 5: Solve for x
    x = 1,794,015,529,941.18/1,529,192
  6. Step 6: Final answer
    x = 1,173,178.73

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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.