Home / 2,912,443.80-4,368,665.70-2,062,138.20

Finding the Fourth Proportional to 2,912,443.80, 4,368,665.70 and 2,062,138.20

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Solution

The fourth proportional to 2,912,443.80, 4,368,665.70 and 2,062,138.20 is: 3,093,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,443.80 : 4,368,665.70 = 2,062,138.20 : x
  2. Step 2: Convert to fraction form
    2,912,443.80/4,368,665.70 = 2,062,138.20/x
  3. Step 3: Cross multiply
    2,912,443.80x = 4,368,665.70 × 2,062,138.20
  4. Step 4: Simplify right side
    2,912,443.80x = 9,008,792,422,999.74
  5. Step 5: Solve for x
    x = 9,008,792,422,999.74/2,912,443.80
  6. Step 6: Final answer
    x = 3,093,207.30

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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.