Home / 1,110,027.15-1,664,020.11-399,881.52

Finding the Fourth Proportional to 1,110,027.15, 1,664,020.11 and 399,881.52

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Solution

The fourth proportional to 1,110,027.15, 1,664,020.11 and 399,881.52 is: 599,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,027.15 : 1,664,020.11 = 399,881.52 : x
  2. Step 2: Convert to fraction form
    1,110,027.15/1,664,020.11 = 399,881.52/x
  3. Step 3: Cross multiply
    1,110,027.15x = 1,664,020.11 × 399,881.52
  4. Step 4: Simplify right side
    1,110,027.15x = 665,410,890,897.37
  5. Step 5: Solve for x
    x = 665,410,890,897.37/1,110,027.15
  6. Step 6: Final answer
    x = 599,454.61

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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.