Home / 2,285,286.83-3,428,378.30-845,981.29

Finding the Fourth Proportional to 2,285,286.83, 3,428,378.30 and 845,981.29

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Solution

The fourth proportional to 2,285,286.83, 3,428,378.30 and 845,981.29 is: 1,269,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285,286.83 : 3,428,378.30 = 845,981.29 : x
  2. Step 2: Convert to fraction form
    2,285,286.83/3,428,378.30 = 845,981.29/x
  3. Step 3: Cross multiply
    2,285,286.83x = 3,428,378.30 × 845,981.29
  4. Step 4: Simplify right side
    2,285,286.83x = 2,900,343,890,386.01
  5. Step 5: Solve for x
    x = 2,900,343,890,386.01/2,285,286.83
  6. Step 6: Final answer
    x = 1,269,137.80

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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.