Finding the Fourth Proportional to 1,283,458.83, 1,771,194.12 and 702,672.18
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Solution
The fourth proportional to 1,283,458.83, 1,771,194.12 and 702,672.18 is: 969,699.07
Step by Step Solution
- Step 1: Write the proportion equation
1,283,458.83 : 1,771,194.12 = 702,672.18 : x - Step 2: Convert to fraction form
1,283,458.83/1,771,194.12 = 702,672.18/x - Step 3: Cross multiply
1,283,458.83x = 1,771,194.12 × 702,672.18 - Step 4: Simplify right side
1,283,458.83x = 1,244,568,833,503.58 - Step 5: Solve for x
x = 1,244,568,833,503.58/1,283,458.83 - Step 6: Final answer
x = 969,699.07
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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.