Home / 1,403,067.57-2,103,026.72-693,593.84

Finding the Fourth Proportional to 1,403,067.57, 2,103,026.72 and 693,593.84

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Solution

The fourth proportional to 1,403,067.57, 2,103,026.72 and 693,593.84 is: 1,039,612.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,067.57 : 2,103,026.72 = 693,593.84 : x
  2. Step 2: Convert to fraction form
    1,403,067.57/2,103,026.72 = 693,593.84/x
  3. Step 3: Cross multiply
    1,403,067.57x = 2,103,026.72 × 693,593.84
  4. Step 4: Simplify right side
    1,403,067.57x = 1,458,646,364,364.30
  5. Step 5: Solve for x
    x = 1,458,646,364,364.30/1,403,067.57
  6. Step 6: Final answer
    x = 1,039,612.34

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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.