Home / 1,282,344.86-1,769,629.41-701,557.49

Finding the Fourth Proportional to 1,282,344.86, 1,769,629.41 and 701,557.49

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Solution

The fourth proportional to 1,282,344.86, 1,769,629.41 and 701,557.49 is: 968,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,344.86 : 1,769,629.41 = 701,557.49 : x
  2. Step 2: Convert to fraction form
    1,282,344.86/1,769,629.41 = 701,557.49/x
  3. Step 3: Cross multiply
    1,282,344.86x = 1,769,629.41 × 701,557.49
  4. Step 4: Simplify right side
    1,282,344.86x = 1,241,496,771,533.85
  5. Step 5: Solve for x
    x = 1,241,496,771,533.85/1,282,344.86
  6. Step 6: Final answer
    x = 968,145.78

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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.