Finding the Fourth Proportional to 5,207,622.64, 7,805,922.60 and 2,369,727.76
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Solution
The fourth proportional to 5,207,622.64, 7,805,922.60 and 2,369,727.76 is: 3,552,083.70
Step by Step Solution
- Step 1: Write the proportion equation
5,207,622.64 : 7,805,922.60 = 2,369,727.76 : x - Step 2: Convert to fraction form
5,207,622.64/7,805,922.60 = 2,369,727.76/x - Step 3: Cross multiply
5,207,622.64x = 7,805,922.60 × 2,369,727.76 - Step 4: Simplify right side
5,207,622.64x = 18,497,911,477,631.38 - Step 5: Solve for x
x = 18,497,911,477,631.38/5,207,622.64 - Step 6: Final answer
x = 3,552,083.70
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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.