Home / 1,322,139.84-1,982,855.52-574,008

Finding the Fourth Proportional to 1,322,139.84, 1,982,855.52 and 574,008

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Solution

The fourth proportional to 1,322,139.84, 1,982,855.52 and 574,008 is: 860,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,139.84 : 1,982,855.52 = 574,008 : x
  2. Step 2: Convert to fraction form
    1,322,139.84/1,982,855.52 = 574,008/x
  3. Step 3: Cross multiply
    1,322,139.84x = 1,982,855.52 × 574,008
  4. Step 4: Simplify right side
    1,322,139.84x = 1,138,174,931,324.16
  5. Step 5: Solve for x
    x = 1,138,174,931,324.16/1,322,139.84
  6. Step 6: Final answer
    x = 860,858.21

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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.