Home / 2,694,964.40-4,036,541.70-1,431,315.80

Finding the Fourth Proportional to 2,694,964.40, 4,036,541.70 and 1,431,315.80

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Solution

The fourth proportional to 2,694,964.40, 4,036,541.70 and 1,431,315.80 is: 2,143,837.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,694,964.40 : 4,036,541.70 = 1,431,315.80 : x
  2. Step 2: Convert to fraction form
    2,694,964.40/4,036,541.70 = 1,431,315.80/x
  3. Step 3: Cross multiply
    2,694,964.40x = 4,036,541.70 × 1,431,315.80
  4. Step 4: Simplify right side
    2,694,964.40x = 5,777,565,912,568.86
  5. Step 5: Solve for x
    x = 5,777,565,912,568.86/2,694,964.40
  6. Step 6: Final answer
    x = 2,143,837.56

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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.