Home / 2,048,729.79-2,827,403.51-1,131,135.60

Finding the Fourth Proportional to 2,048,729.79, 2,827,403.51 and 1,131,135.60

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Solution

The fourth proportional to 2,048,729.79, 2,827,403.51 and 1,131,135.60 is: 1,561,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048,729.79 : 2,827,403.51 = 1,131,135.60 : x
  2. Step 2: Convert to fraction form
    2,048,729.79/2,827,403.51 = 1,131,135.60/x
  3. Step 3: Cross multiply
    2,048,729.79x = 2,827,403.51 × 1,131,135.60
  4. Step 4: Simplify right side
    2,048,729.79x = 3,198,176,760,070.28
  5. Step 5: Solve for x
    x = 3,198,176,760,070.28/2,048,729.79
  6. Step 6: Final answer
    x = 1,561,053.48

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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.