Home / 1,524,123.09-2,102,325.87-979,322.25

Finding the Fourth Proportional to 1,524,123.09, 2,102,325.87 and 979,322.25

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Solution

The fourth proportional to 1,524,123.09, 2,102,325.87 and 979,322.25 is: 1,350,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,123.09 : 2,102,325.87 = 979,322.25 : x
  2. Step 2: Convert to fraction form
    1,524,123.09/2,102,325.87 = 979,322.25/x
  3. Step 3: Cross multiply
    1,524,123.09x = 2,102,325.87 × 979,322.25
  4. Step 4: Simplify right side
    1,524,123.09x = 2,058,854,501,241.61
  5. Step 5: Solve for x
    x = 2,058,854,501,241.61/1,524,123.09
  6. Step 6: Final answer
    x = 1,350,845.29

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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.