Home / 3,228,558.23-4,455,440.48-1,778,258.90

Finding the Fourth Proportional to 3,228,558.23, 4,455,440.48 and 1,778,258.90

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Solution

The fourth proportional to 3,228,558.23, 4,455,440.48 and 1,778,258.90 is: 2,454,013.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,558.23 : 4,455,440.48 = 1,778,258.90 : x
  2. Step 2: Convert to fraction form
    3,228,558.23/4,455,440.48 = 1,778,258.90/x
  3. Step 3: Cross multiply
    3,228,558.23x = 4,455,440.48 × 1,778,258.90
  4. Step 4: Simplify right side
    3,228,558.23x = 7,922,926,669,148.72
  5. Step 5: Solve for x
    x = 7,922,926,669,148.72/3,228,558.23
  6. Step 6: Final answer
    x = 2,454,013.87

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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.