Home / 1,035,863.78-1,429,712.57-696,135.20

Finding the Fourth Proportional to 1,035,863.78, 1,429,712.57 and 696,135.20

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Solution

The fourth proportional to 1,035,863.78, 1,429,712.57 and 696,135.20 is: 960,814.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,863.78 : 1,429,712.57 = 696,135.20 : x
  2. Step 2: Convert to fraction form
    1,035,863.78/1,429,712.57 = 696,135.20/x
  3. Step 3: Cross multiply
    1,035,863.78x = 1,429,712.57 × 696,135.20
  4. Step 4: Simplify right side
    1,035,863.78x = 995,273,240,451.24
  5. Step 5: Solve for x
    x = 995,273,240,451.24/1,035,863.78
  6. Step 6: Final answer
    x = 960,814.79

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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.