Home / 2,682,353.40-4,020,905.70-1,082,781.60

Finding the Fourth Proportional to 2,682,353.40, 4,020,905.70 and 1,082,781.60

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Solution

The fourth proportional to 2,682,353.40, 4,020,905.70 and 1,082,781.60 is: 1,623,113.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,353.40 : 4,020,905.70 = 1,082,781.60 : x
  2. Step 2: Convert to fraction form
    2,682,353.40/4,020,905.70 = 1,082,781.60/x
  3. Step 3: Cross multiply
    2,682,353.40x = 4,020,905.70 × 1,082,781.60
  4. Step 4: Simplify right side
    2,682,353.40x = 4,353,762,707,295.12
  5. Step 5: Solve for x
    x = 4,353,762,707,295.12/2,682,353.40
  6. Step 6: Final answer
    x = 1,623,113.01

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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.