Home / 2,255,897.79-3,375,939.06-1,616,905.80

Finding the Fourth Proportional to 2,255,897.79, 3,375,939.06 and 1,616,905.80

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Solution

The fourth proportional to 2,255,897.79, 3,375,939.06 and 1,616,905.80 is: 2,419,690.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255,897.79 : 3,375,939.06 = 1,616,905.80 : x
  2. Step 2: Convert to fraction form
    2,255,897.79/3,375,939.06 = 1,616,905.80/x
  3. Step 3: Cross multiply
    2,255,897.79x = 3,375,939.06 × 1,616,905.80
  4. Step 4: Simplify right side
    2,255,897.79x = 5,458,575,446,560.55
  5. Step 5: Solve for x
    x = 5,458,575,446,560.55/2,255,897.79
  6. Step 6: Final answer
    x = 2,419,690.94

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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.