Home / 2,229,122.39-3,342,629.67-863,535.72

Finding the Fourth Proportional to 2,229,122.39, 3,342,629.67 and 863,535.72

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Solution

The fourth proportional to 2,229,122.39, 3,342,629.67 and 863,535.72 is: 1,294,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,122.39 : 3,342,629.67 = 863,535.72 : x
  2. Step 2: Convert to fraction form
    2,229,122.39/3,342,629.67 = 863,535.72/x
  3. Step 3: Cross multiply
    2,229,122.39x = 3,342,629.67 × 863,535.72
  4. Step 4: Simplify right side
    2,229,122.39x = 2,886,480,118,776.81
  5. Step 5: Solve for x
    x = 2,886,480,118,776.81/2,229,122.39
  6. Step 6: Final answer
    x = 1,294,895.31

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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.