Home / 1,232,561.66-1,700,765.97-688,629.92

Finding the Fourth Proportional to 1,232,561.66, 1,700,765.97 and 688,629.92

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Solution

The fourth proportional to 1,232,561.66, 1,700,765.97 and 688,629.92 is: 950,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,561.66 : 1,700,765.97 = 688,629.92 : x
  2. Step 2: Convert to fraction form
    1,232,561.66/1,700,765.97 = 688,629.92/x
  3. Step 3: Cross multiply
    1,232,561.66x = 1,700,765.97 × 688,629.92
  4. Step 4: Simplify right side
    1,232,561.66x = 1,171,198,333,859.82
  5. Step 5: Solve for x
    x = 1,171,198,333,859.82/1,232,561.66
  6. Step 6: Final answer
    x = 950,214.80

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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.