Finding the Fourth Proportional to 999,511.62, 1,379,324.61 and 546,802.62
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Solution
The fourth proportional to 999,511.62, 1,379,324.61 and 546,802.62 is: 754,586.84
Step by Step Solution
- Step 1: Write the proportion equation
999,511.62 : 1,379,324.61 = 546,802.62 : x - Step 2: Convert to fraction form
999,511.62/1,379,324.61 = 546,802.62/x - Step 3: Cross multiply
999,511.62x = 1,379,324.61 × 546,802.62 - Step 4: Simplify right side
999,511.62x = 754,218,310,578.48 - Step 5: Solve for x
x = 754,218,310,578.48/999,511.62 - Step 6: Final answer
x = 754,586.84
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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.