Home / 1,243,850.88-1,716,494.40-692,561.28

Finding the Fourth Proportional to 1,243,850.88, 1,716,494.40 and 692,561.28

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Solution

The fourth proportional to 1,243,850.88, 1,716,494.40 and 692,561.28 is: 955,723.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,850.88 : 1,716,494.40 = 692,561.28 : x
  2. Step 2: Convert to fraction form
    1,243,850.88/1,716,494.40 = 692,561.28/x
  3. Step 3: Cross multiply
    1,243,850.88x = 1,716,494.40 × 692,561.28
  4. Step 4: Simplify right side
    1,243,850.88x = 1,188,777,558,776.83
  5. Step 5: Solve for x
    x = 1,188,777,558,776.83/1,243,850.88
  6. Step 6: Final answer
    x = 955,723.53

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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.