Finding the Fourth Proportional to 4,611,583.80, 6,917,457.69 and 1,416,737.66
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Solution
The fourth proportional to 4,611,583.80, 6,917,457.69 and 1,416,737.66 is: 2,125,131.67
Step by Step Solution
- Step 1: Write the proportion equation
4,611,583.80 : 6,917,457.69 = 1,416,737.66 : x - Step 2: Convert to fraction form
4,611,583.80/6,917,457.69 = 1,416,737.66/x - Step 3: Cross multiply
4,611,583.80x = 6,917,457.69 × 1,416,737.66 - Step 4: Simplify right side
4,611,583.80x = 9,800,222,786,292.32 - Step 5: Solve for x
x = 9,800,222,786,292.32/4,611,583.80 - Step 6: Final answer
x = 2,125,131.67
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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.