Home / 2,639,735.60-3,957,999.60-1,040,455.40

Finding the Fourth Proportional to 2,639,735.60, 3,957,999.60 and 1,040,455.40

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Solution

The fourth proportional to 2,639,735.60, 3,957,999.60 and 1,040,455.40 is: 1,560,050.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,735.60 : 3,957,999.60 = 1,040,455.40 : x
  2. Step 2: Convert to fraction form
    2,639,735.60/3,957,999.60 = 1,040,455.40/x
  3. Step 3: Cross multiply
    2,639,735.60x = 3,957,999.60 × 1,040,455.40
  4. Step 4: Simplify right side
    2,639,735.60x = 4,118,122,057,017.84
  5. Step 5: Solve for x
    x = 4,118,122,057,017.84/2,639,735.60
  6. Step 6: Final answer
    x = 1,560,050.96

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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.