Home / 2,245,749.20-3,369,686.16-1,165,687.76

Finding the Fourth Proportional to 2,245,749.20, 3,369,686.16 and 1,165,687.76

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Solution

The fourth proportional to 2,245,749.20, 3,369,686.16 and 1,165,687.76 is: 1,749,083.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,749.20 : 3,369,686.16 = 1,165,687.76 : x
  2. Step 2: Convert to fraction form
    2,245,749.20/3,369,686.16 = 1,165,687.76/x
  3. Step 3: Cross multiply
    2,245,749.20x = 3,369,686.16 × 1,165,687.76
  4. Step 4: Simplify right side
    2,245,749.20x = 3,928,001,911,753.40
  5. Step 5: Solve for x
    x = 3,928,001,911,753.40/2,245,749.20
  6. Step 6: Final answer
    x = 1,749,083.07

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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.