Finding the Fourth Proportional to 2,265,908.16, 3,126,993.12 and 1,233,445.62
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Solution
The fourth proportional to 2,265,908.16, 3,126,993.12 and 1,233,445.62 is: 1,702,176.65
Step by Step Solution
- Step 1: Write the proportion equation
2,265,908.16 : 3,126,993.12 = 1,233,445.62 : x - Step 2: Convert to fraction form
2,265,908.16/3,126,993.12 = 1,233,445.62/x - Step 3: Cross multiply
2,265,908.16x = 3,126,993.12 × 1,233,445.62 - Step 4: Simplify right side
2,265,908.16x = 3,856,975,967,634.14 - Step 5: Solve for x
x = 3,856,975,967,634.14/2,265,908.16 - Step 6: Final answer
x = 1,702,176.65
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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.