Finding the Fourth Proportional to 1,873,794.12, 2,810,270.88 and 861,944.28
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Solution
The fourth proportional to 1,873,794.12, 2,810,270.88 and 861,944.28 is: 1,292,723.08
Step by Step Solution
- Step 1: Write the proportion equation
1,873,794.12 : 2,810,270.88 = 861,944.28 : x - Step 2: Convert to fraction form
1,873,794.12/2,810,270.88 = 861,944.28/x - Step 3: Cross multiply
1,873,794.12x = 2,810,270.88 × 861,944.28 - Step 4: Simplify right side
1,873,794.12x = 2,422,296,910,266.57 - Step 5: Solve for x
x = 2,422,296,910,266.57/1,873,794.12 - Step 6: Final answer
x = 1,292,723.08
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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.