Finding the Fourth Proportional to 999,517.12, 1,497,706.50 and 679,821.46
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Solution
The fourth proportional to 999,517.12, 1,497,706.50 and 679,821.46 is: 1,018,664.91
Step by Step Solution
- Step 1: Write the proportion equation
999,517.12 : 1,497,706.50 = 679,821.46 : x - Step 2: Convert to fraction form
999,517.12/1,497,706.50 = 679,821.46/x - Step 3: Cross multiply
999,517.12x = 1,497,706.50 × 679,821.46 - Step 4: Simplify right side
999,517.12x = 1,018,173,019,481.49 - Step 5: Solve for x
x = 1,018,173,019,481.49/999,517.12 - Step 6: Final answer
x = 1,018,664.91
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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.