Finding the Fourth Proportional to 1,167,609.01, 1,611,297.61 and 658,307.74
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Solution
The fourth proportional to 1,167,609.01, 1,611,297.61 and 658,307.74 is: 908,463.09
Step by Step Solution
- Step 1: Write the proportion equation
1,167,609.01 : 1,611,297.61 = 658,307.74 : x - Step 2: Convert to fraction form
1,167,609.01/1,611,297.61 = 658,307.74/x - Step 3: Cross multiply
1,167,609.01x = 1,611,297.61 × 658,307.74 - Step 4: Simplify right side
1,167,609.01x = 1,060,729,688,106.50 - Step 5: Solve for x
x = 1,060,729,688,106.50/1,167,609.01 - Step 6: Final answer
x = 908,463.09
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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.