Home / 1,282,626.78-1,769,997.63-701,847.51

Finding the Fourth Proportional to 1,282,626.78, 1,769,997.63 and 701,847.51

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Solution

The fourth proportional to 1,282,626.78, 1,769,997.63 and 701,847.51 is: 968,534.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,626.78 : 1,769,997.63 = 701,847.51 : x
  2. Step 2: Convert to fraction form
    1,282,626.78/1,769,997.63 = 701,847.51/x
  3. Step 3: Cross multiply
    1,282,626.78x = 1,769,997.63 × 701,847.51
  4. Step 4: Simplify right side
    1,282,626.78x = 1,242,268,429,321.40
  5. Step 5: Solve for x
    x = 1,242,268,429,321.40/1,282,626.78
  6. Step 6: Final answer
    x = 968,534.61

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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.