Finding the Fourth Proportional to 2,330,132.58, 3,215,532.70 and 1,283,583.08
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Solution
The fourth proportional to 2,330,132.58, 3,215,532.70 and 1,283,583.08 is: 1,771,316.96
Step by Step Solution
- Step 1: Write the proportion equation
2,330,132.58 : 3,215,532.70 = 1,283,583.08 : x - Step 2: Convert to fraction form
2,330,132.58/3,215,532.70 = 1,283,583.08/x - Step 3: Cross multiply
2,330,132.58x = 3,215,532.70 × 1,283,583.08 - Step 4: Simplify right side
2,330,132.58x = 4,127,403,366,906.72 - Step 5: Solve for x
x = 4,127,403,366,906.72/2,330,132.58 - Step 6: Final answer
x = 1,771,316.96
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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.