Home / 3,669,278.40-5,503,917.60-1,968,667.20

Finding the Fourth Proportional to 3,669,278.40, 5,503,917.60 and 1,968,667.20

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Solution

The fourth proportional to 3,669,278.40, 5,503,917.60 and 1,968,667.20 is: 2,953,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,278.40 : 5,503,917.60 = 1,968,667.20 : x
  2. Step 2: Convert to fraction form
    3,669,278.40/5,503,917.60 = 1,968,667.20/x
  3. Step 3: Cross multiply
    3,669,278.40x = 5,503,917.60 × 1,968,667.20
  4. Step 4: Simplify right side
    3,669,278.40x = 10,835,382,050,622.72
  5. Step 5: Solve for x
    x = 10,835,382,050,622.72/3,669,278.40
  6. Step 6: Final answer
    x = 2,953,000.80

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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.