Home / 1,518,930.47-2,264,996.31-1,505,260.37

Finding the Fourth Proportional to 1,518,930.47, 2,264,996.31 and 1,505,260.37

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Solution

The fourth proportional to 1,518,930.47, 2,264,996.31 and 1,505,260.37 is: 2,244,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,930.47 : 2,264,996.31 = 1,505,260.37 : x
  2. Step 2: Convert to fraction form
    1,518,930.47/2,264,996.31 = 1,505,260.37/x
  3. Step 3: Cross multiply
    1,518,930.47x = 2,264,996.31 × 1,505,260.37
  4. Step 4: Simplify right side
    1,518,930.47x = 3,409,409,172,314.25
  5. Step 5: Solve for x
    x = 3,409,409,172,314.25/1,518,930.47
  6. Step 6: Final answer
    x = 2,244,611.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.