Home / 2,040,503.40-3,058,130.70-1,240,936.20

Finding the Fourth Proportional to 2,040,503.40, 3,058,130.70 and 1,240,936.20

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Solution

The fourth proportional to 2,040,503.40, 3,058,130.70 and 1,240,936.20 is: 1,859,808.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,503.40 : 3,058,130.70 = 1,240,936.20 : x
  2. Step 2: Convert to fraction form
    2,040,503.40/3,058,130.70 = 1,240,936.20/x
  3. Step 3: Cross multiply
    2,040,503.40x = 3,058,130.70 × 1,240,936.20
  4. Step 4: Simplify right side
    2,040,503.40x = 3,794,945,089,961.34
  5. Step 5: Solve for x
    x = 3,794,945,089,961.34/2,040,503.40
  6. Step 6: Final answer
    x = 1,859,808.27

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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.