Home / 2,191,285.44-3,024,090.72-1,224,439.20

Finding the Fourth Proportional to 2,191,285.44, 3,024,090.72 and 1,224,439.20

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Solution

The fourth proportional to 2,191,285.44, 3,024,090.72 and 1,224,439.20 is: 1,689,791.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,285.44 : 3,024,090.72 = 1,224,439.20 : x
  2. Step 2: Convert to fraction form
    2,191,285.44/3,024,090.72 = 1,224,439.20/x
  3. Step 3: Cross multiply
    2,191,285.44x = 3,024,090.72 × 1,224,439.20
  4. Step 4: Simplify right side
    2,191,285.44x = 3,702,815,221,924.22
  5. Step 5: Solve for x
    x = 3,702,815,221,924.22/2,191,285.44
  6. Step 6: Final answer
    x = 1,689,791.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.