Home / 1,589,579.56-2,193,589.38-874,187.56

Finding the Fourth Proportional to 1,589,579.56, 2,193,589.38 and 874,187.56

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Solution

The fourth proportional to 1,589,579.56, 2,193,589.38 and 874,187.56 is: 1,206,362.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,579.56 : 2,193,589.38 = 874,187.56 : x
  2. Step 2: Convert to fraction form
    1,589,579.56/2,193,589.38 = 874,187.56/x
  3. Step 3: Cross multiply
    1,589,579.56x = 2,193,589.38 × 874,187.56
  4. Step 4: Simplify right side
    1,589,579.56x = 1,917,608,547,744.11
  5. Step 5: Solve for x
    x = 1,917,608,547,744.11/1,589,579.56
  6. Step 6: Final answer
    x = 1,206,362.11

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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.