Home / 1,449,201.60-1,999,960.64-804,621.73

Finding the Fourth Proportional to 1,449,201.60, 1,999,960.64 and 804,621.73

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Solution

The fourth proportional to 1,449,201.60, 1,999,960.64 and 804,621.73 is: 1,110,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,201.60 : 1,999,960.64 = 804,621.73 : x
  2. Step 2: Convert to fraction form
    1,449,201.60/1,999,960.64 = 804,621.73/x
  3. Step 3: Cross multiply
    1,449,201.60x = 1,999,960.64 × 804,621.73
  4. Step 4: Simplify right side
    1,449,201.60x = 1,609,211,790,088.71
  5. Step 5: Solve for x
    x = 1,609,211,790,088.71/1,449,201.60
  6. Step 6: Final answer
    x = 1,110,412.65

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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.