Home / 1,224,813.22-1,837,261.14-426,101.38

Finding the Fourth Proportional to 1,224,813.22, 1,837,261.14 and 426,101.38

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Solution

The fourth proportional to 1,224,813.22, 1,837,261.14 and 426,101.38 is: 639,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,813.22 : 1,837,261.14 = 426,101.38 : x
  2. Step 2: Convert to fraction form
    1,224,813.22/1,837,261.14 = 426,101.38/x
  3. Step 3: Cross multiply
    1,224,813.22x = 1,837,261.14 × 426,101.38
  4. Step 4: Simplify right side
    1,224,813.22x = 782,859,507,174.37
  5. Step 5: Solve for x
    x = 782,859,507,174.37/1,224,813.22
  6. Step 6: Final answer
    x = 639,166.44

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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.