Home / 1,519,912.56-2,097,541.08-840,837.36

Finding the Fourth Proportional to 1,519,912.56, 2,097,541.08 and 840,837.36

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Solution

The fourth proportional to 1,519,912.56, 2,097,541.08 and 840,837.36 is: 1,160,389.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519,912.56 : 2,097,541.08 = 840,837.36 : x
  2. Step 2: Convert to fraction form
    1,519,912.56/2,097,541.08 = 840,837.36/x
  3. Step 3: Cross multiply
    1,519,912.56x = 2,097,541.08 × 840,837.36
  4. Step 4: Simplify right side
    1,519,912.56x = 1,763,690,904,198.75
  5. Step 5: Solve for x
    x = 1,763,690,904,198.75/1,519,912.56
  6. Step 6: Final answer
    x = 1,160,389.72

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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.