Home / 1,518,090.75-2,093,609.25-1,259,558.39

Finding the Fourth Proportional to 1,518,090.75, 2,093,609.25 and 1,259,558.39

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Solution

The fourth proportional to 1,518,090.75, 2,093,609.25 and 1,259,558.39 is: 1,737,065.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,090.75 : 2,093,609.25 = 1,259,558.39 : x
  2. Step 2: Convert to fraction form
    1,518,090.75/2,093,609.25 = 1,259,558.39/x
  3. Step 3: Cross multiply
    1,518,090.75x = 2,093,609.25 × 1,259,558.39
  4. Step 4: Simplify right side
    1,518,090.75x = 2,637,023,101,453.13
  5. Step 5: Solve for x
    x = 2,637,023,101,453.13/1,518,090.75
  6. Step 6: Final answer
    x = 1,737,065.52

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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.