Finding the Fourth Proportional to 1,611,281.59, 2,223,576.65 and 886,175.67
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Solution
The fourth proportional to 1,611,281.59, 2,223,576.65 and 886,175.67 is: 1,222,926.86
Step by Step Solution
- Step 1: Write the proportion equation
1,611,281.59 : 2,223,576.65 = 886,175.67 : x - Step 2: Convert to fraction form
1,611,281.59/2,223,576.65 = 886,175.67/x - Step 3: Cross multiply
1,611,281.59x = 2,223,576.65 × 886,175.67 - Step 4: Simplify right side
1,611,281.59x = 1,970,479,527,610.11 - Step 5: Solve for x
x = 1,970,479,527,610.11/1,611,281.59 - Step 6: Final answer
x = 1,222,926.86
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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.