Home / 1,899,414.84-2,621,091.84-1,039,809.72

Finding the Fourth Proportional to 1,899,414.84, 2,621,091.84 and 1,039,809.72

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Solution

The fourth proportional to 1,899,414.84, 2,621,091.84 and 1,039,809.72 is: 1,434,882.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899,414.84 : 2,621,091.84 = 1,039,809.72 : x
  2. Step 2: Convert to fraction form
    1,899,414.84/2,621,091.84 = 1,039,809.72/x
  3. Step 3: Cross multiply
    1,899,414.84x = 2,621,091.84 × 1,039,809.72
  4. Step 4: Simplify right side
    1,899,414.84x = 2,725,436,772,244.68
  5. Step 5: Solve for x
    x = 2,725,436,772,244.68/1,899,414.84
  6. Step 6: Final answer
    x = 1,434,882.32

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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.