Home / 2,859,383.38-3,945,949-1,570,245.30

Finding the Fourth Proportional to 2,859,383.38, 3,945,949 and 1,570,245.30

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Solution

The fourth proportional to 2,859,383.38, 3,945,949 and 1,570,245.30 is: 2,166,938.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,383.38 : 3,945,949 = 1,570,245.30 : x
  2. Step 2: Convert to fraction form
    2,859,383.38/3,945,949 = 1,570,245.30/x
  3. Step 3: Cross multiply
    2,859,383.38x = 3,945,949 × 1,570,245.30
  4. Step 4: Simplify right side
    2,859,383.38x = 6,196,107,871,289.70
  5. Step 5: Solve for x
    x = 6,196,107,871,289.70/2,859,383.38
  6. Step 6: Final answer
    x = 2,166,938.48

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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.