Home / 1,940,843.35-2,911,264.64-520,899.43

Finding the Fourth Proportional to 1,940,843.35, 2,911,264.64 and 520,899.43

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Solution

The fourth proportional to 1,940,843.35, 2,911,264.64 and 520,899.43 is: 781,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,843.35 : 2,911,264.64 = 520,899.43 : x
  2. Step 2: Convert to fraction form
    1,940,843.35/2,911,264.64 = 520,899.43/x
  3. Step 3: Cross multiply
    1,940,843.35x = 2,911,264.64 × 520,899.43
  4. Step 4: Simplify right side
    1,940,843.35x = 1,516,476,085,579.24
  5. Step 5: Solve for x
    x = 1,516,476,085,579.24/1,940,843.35
  6. Step 6: Final answer
    x = 781,349.04

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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.