Home / 3,228,953.90-4,455,989.42-1,778,685.75

Finding the Fourth Proportional to 3,228,953.90, 4,455,989.42 and 1,778,685.75

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Solution

The fourth proportional to 3,228,953.90, 4,455,989.42 and 1,778,685.75 is: 2,454,604.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,953.90 : 4,455,989.42 = 1,778,685.75 : x
  2. Step 2: Convert to fraction form
    3,228,953.90/4,455,989.42 = 1,778,685.75/x
  3. Step 3: Cross multiply
    3,228,953.90x = 4,455,989.42 × 1,778,685.75
  4. Step 4: Simplify right side
    3,228,953.90x = 7,925,804,874,611.34
  5. Step 5: Solve for x
    x = 7,925,804,874,611.34/3,228,953.90
  6. Step 6: Final answer
    x = 2,454,604.54

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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.