Home / 1,967,719.36-2,951,579.84-1,519,095.20

Finding the Fourth Proportional to 1,967,719.36, 2,951,579.84 and 1,519,095.20

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Solution

The fourth proportional to 1,967,719.36, 2,951,579.84 and 1,519,095.20 is: 2,278,643.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,719.36 : 2,951,579.84 = 1,519,095.20 : x
  2. Step 2: Convert to fraction form
    1,967,719.36/2,951,579.84 = 1,519,095.20/x
  3. Step 3: Cross multiply
    1,967,719.36x = 2,951,579.84 × 1,519,095.20
  4. Step 4: Simplify right side
    1,967,719.36x = 4,483,730,767,360.77
  5. Step 5: Solve for x
    x = 4,483,730,767,360.77/1,967,719.36
  6. Step 6: Final answer
    x = 2,278,643.42

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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.