Finding the Fourth Proportional to 3,016,749.88, 4,163,078.14 and 2,245,825.08
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Solution
The fourth proportional to 3,016,749.88, 4,163,078.14 and 2,245,825.08 is: 3,099,211.29
Step by Step Solution
- Step 1: Write the proportion equation
3,016,749.88 : 4,163,078.14 = 2,245,825.08 : x - Step 2: Convert to fraction form
3,016,749.88/4,163,078.14 = 2,245,825.08/x - Step 3: Cross multiply
3,016,749.88x = 4,163,078.14 × 2,245,825.08 - Step 4: Simplify right side
3,016,749.88x = 9,349,545,296,811.75 - Step 5: Solve for x
x = 9,349,545,296,811.75/3,016,749.88 - Step 6: Final answer
x = 3,099,211.29
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1.5x scale
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.