Home / 1,753,424.70-2,628,679.05-743,322.30

Finding the Fourth Proportional to 1,753,424.70, 2,628,679.05 and 743,322.30

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Solution

The fourth proportional to 1,753,424.70, 2,628,679.05 and 743,322.30 is: 1,114,365.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,424.70 : 2,628,679.05 = 743,322.30 : x
  2. Step 2: Convert to fraction form
    1,753,424.70/2,628,679.05 = 743,322.30/x
  3. Step 3: Cross multiply
    1,753,424.70x = 2,628,679.05 × 743,322.30
  4. Step 4: Simplify right side
    1,753,424.70x = 1,953,955,757,407.82
  5. Step 5: Solve for x
    x = 1,953,955,757,407.82/1,753,424.70
  6. Step 6: Final answer
    x = 1,114,365.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.