Home / 5,090,611.89-7,024,863.65-2,798,755.89

Finding the Fourth Proportional to 5,090,611.89, 7,024,863.65 and 2,798,755.89

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Solution

The fourth proportional to 5,090,611.89, 7,024,863.65 and 2,798,755.89 is: 3,862,183.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090,611.89 : 7,024,863.65 = 2,798,755.89 : x
  2. Step 2: Convert to fraction form
    5,090,611.89/7,024,863.65 = 2,798,755.89/x
  3. Step 3: Cross multiply
    5,090,611.89x = 7,024,863.65 × 2,798,755.89
  4. Step 4: Simplify right side
    5,090,611.89x = 19,660,878,488,756.97
  5. Step 5: Solve for x
    x = 19,660,878,488,756.97/5,090,611.89
  6. Step 6: Final answer
    x = 3,862,183.75

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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.