Home / 3,603,159.72-5,404,802.22-1,327,512.78

Finding the Fourth Proportional to 3,603,159.72, 5,404,802.22 and 1,327,512.78

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Solution

The fourth proportional to 3,603,159.72, 5,404,802.22 and 1,327,512.78 is: 1,991,292.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603,159.72 : 5,404,802.22 = 1,327,512.78 : x
  2. Step 2: Convert to fraction form
    3,603,159.72/5,404,802.22 = 1,327,512.78/x
  3. Step 3: Cross multiply
    3,603,159.72x = 5,404,802.22 × 1,327,512.78
  4. Step 4: Simplify right side
    3,603,159.72x = 7,174,944,020,422.37
  5. Step 5: Solve for x
    x = 7,174,944,020,422.37/3,603,159.72
  6. Step 6: Final answer
    x = 1,991,292.25

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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.