Finding the Fourth Proportional to 1,384,623.62, 2,072,913.10 and 806,484.09
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Solution
The fourth proportional to 1,384,623.62, 2,072,913.10 and 806,484.09 is: 1,207,383.30
Step by Step Solution
- Step 1: Write the proportion equation
1,384,623.62 : 2,072,913.10 = 806,484.09 : x - Step 2: Convert to fraction form
1,384,623.62/2,072,913.10 = 806,484.09/x - Step 3: Cross multiply
1,384,623.62x = 2,072,913.10 × 806,484.09 - Step 4: Simplify right side
1,384,623.62x = 1,671,771,433,086.37 - Step 5: Solve for x
x = 1,671,771,433,086.37/1,384,623.62 - Step 6: Final answer
x = 1,207,383.30
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.