Home / 2,815,989.13-4,223,771.29-896,822.79

Finding the Fourth Proportional to 2,815,989.13, 4,223,771.29 and 896,822.79

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Solution

The fourth proportional to 2,815,989.13, 4,223,771.29 and 896,822.79 is: 1,345,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,815,989.13 : 4,223,771.29 = 896,822.79 : x
  2. Step 2: Convert to fraction form
    2,815,989.13/4,223,771.29 = 896,822.79/x
  3. Step 3: Cross multiply
    2,815,989.13x = 4,223,771.29 × 896,822.79
  4. Step 4: Simplify right side
    2,815,989.13x = 3,787,974,352,619.70
  5. Step 5: Solve for x
    x = 3,787,974,352,619.70/2,815,989.13
  6. Step 6: Final answer
    x = 1,345,166.54

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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.