Home / 1,129,395.80-1,558,593.26-613,171.41

Finding the Fourth Proportional to 1,129,395.80, 1,558,593.26 and 613,171.41

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Solution

The fourth proportional to 1,129,395.80, 1,558,593.26 and 613,171.41 is: 846,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,395.80 : 1,558,593.26 = 613,171.41 : x
  2. Step 2: Convert to fraction form
    1,129,395.80/1,558,593.26 = 613,171.41/x
  3. Step 3: Cross multiply
    1,129,395.80x = 1,558,593.26 × 613,171.41
  4. Step 4: Simplify right side
    1,129,395.80x = 955,684,823,784.84
  5. Step 5: Solve for x
    x = 955,684,823,784.84/1,129,395.80
  6. Step 6: Final answer
    x = 846,191.24

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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.