Home / 1,815,508.02-2,505,301.77-999,556.74

Finding the Fourth Proportional to 1,815,508.02, 2,505,301.77 and 999,556.74

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Solution

The fourth proportional to 1,815,508.02, 2,505,301.77 and 999,556.74 is: 1,379,333.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,508.02 : 2,505,301.77 = 999,556.74 : x
  2. Step 2: Convert to fraction form
    1,815,508.02/2,505,301.77 = 999,556.74/x
  3. Step 3: Cross multiply
    1,815,508.02x = 2,505,301.77 × 999,556.74
  4. Step 4: Simplify right side
    1,815,508.02x = 2,504,191,269,937.43
  5. Step 5: Solve for x
    x = 2,504,191,269,937.43/1,815,508.02
  6. Step 6: Final answer
    x = 1,379,333.63

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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.