Home / 2,153,167.20-3,236,749.20-1,845,237.60

Finding the Fourth Proportional to 2,153,167.20, 3,236,749.20 and 1,845,237.60

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Solution

The fourth proportional to 2,153,167.20, 3,236,749.20 and 1,845,237.60 is: 2,773,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,167.20 : 3,236,749.20 = 1,845,237.60 : x
  2. Step 2: Convert to fraction form
    2,153,167.20/3,236,749.20 = 1,845,237.60/x
  3. Step 3: Cross multiply
    2,153,167.20x = 3,236,749.20 × 1,845,237.60
  4. Step 4: Simplify right side
    2,153,167.20x = 5,972,571,325,609.92
  5. Step 5: Solve for x
    x = 5,972,571,325,609.92/2,153,167.20
  6. Step 6: Final answer
    x = 2,773,853.94

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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.