Finding the Fourth Proportional to 4,198,966.08, 5,792,577.48 and 2,478,934.32
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Solution
The fourth proportional to 4,198,966.08, 5,792,577.48 and 2,478,934.32 is: 3,419,751.16
Step by Step Solution
- Step 1: Write the proportion equation
4,198,966.08 : 5,792,577.48 = 2,478,934.32 : x - Step 2: Convert to fraction form
4,198,966.08/5,792,577.48 = 2,478,934.32/x - Step 3: Cross multiply
4,198,966.08x = 5,792,577.48 × 2,478,934.32 - Step 4: Simplify right side
4,198,966.08x = 14,359,419,116,431.11 - Step 5: Solve for x
x = 14,359,419,116,431.11/4,198,966.08 - Step 6: Final answer
x = 3,419,751.16
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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.