Home / 3,469,478.64-4,787,250.84-1,999,158

Finding the Fourth Proportional to 3,469,478.64, 4,787,250.84 and 1,999,158

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Solution

The fourth proportional to 3,469,478.64, 4,787,250.84 and 1,999,158 is: 2,758,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,478.64 : 4,787,250.84 = 1,999,158 : x
  2. Step 2: Convert to fraction form
    3,469,478.64/4,787,250.84 = 1,999,158/x
  3. Step 3: Cross multiply
    3,469,478.64x = 4,787,250.84 × 1,999,158
  4. Step 4: Simplify right side
    3,469,478.64x = 9,570,470,814,792.72
  5. Step 5: Solve for x
    x = 9,570,470,814,792.72/3,469,478.64
  6. Step 6: Final answer
    x = 2,758,475.21

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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.