Home / 1,615,118.82-2,419,573.47-902,987.22

Finding the Fourth Proportional to 1,615,118.82, 2,419,573.47 and 902,987.22

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Solution

The fourth proportional to 1,615,118.82, 2,419,573.47 and 902,987.22 is: 1,352,745.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,118.82 : 2,419,573.47 = 902,987.22 : x
  2. Step 2: Convert to fraction form
    1,615,118.82/2,419,573.47 = 902,987.22/x
  3. Step 3: Cross multiply
    1,615,118.82x = 2,419,573.47 × 902,987.22
  4. Step 4: Simplify right side
    1,615,118.82x = 2,184,843,921,261.05
  5. Step 5: Solve for x
    x = 2,184,843,921,261.05/1,615,118.82
  6. Step 6: Final answer
    x = 1,352,745.01

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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.