Home / 1,992,246.35-2,749,287.12-1,132,806.53

Finding the Fourth Proportional to 1,992,246.35, 2,749,287.12 and 1,132,806.53

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Solution

The fourth proportional to 1,992,246.35, 2,749,287.12 and 1,132,806.53 is: 1,563,265.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,246.35 : 2,749,287.12 = 1,132,806.53 : x
  2. Step 2: Convert to fraction form
    1,992,246.35/2,749,287.12 = 1,132,806.53/x
  3. Step 3: Cross multiply
    1,992,246.35x = 2,749,287.12 × 1,132,806.53
  4. Step 4: Simplify right side
    1,992,246.35x = 3,114,410,402,380.89
  5. Step 5: Solve for x
    x = 3,114,410,402,380.89/1,992,246.35
  6. Step 6: Final answer
    x = 1,563,265.71

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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.