Home / 1,219,009.30-1,682,245.19-735,481.01

Finding the Fourth Proportional to 1,219,009.30, 1,682,245.19 and 735,481.01

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Solution

The fourth proportional to 1,219,009.30, 1,682,245.19 and 735,481.01 is: 1,014,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,009.30 : 1,682,245.19 = 735,481.01 : x
  2. Step 2: Convert to fraction form
    1,219,009.30/1,682,245.19 = 735,481.01/x
  3. Step 3: Cross multiply
    1,219,009.30x = 1,682,245.19 × 735,481.01
  4. Step 4: Simplify right side
    1,219,009.30x = 1,237,259,397,453.16
  5. Step 5: Solve for x
    x = 1,237,259,397,453.16/1,219,009.30
  6. Step 6: Final answer
    x = 1,014,971.26

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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.