Finding the Fourth Proportional to 1,841,455.95, 2,541,336.96 and 1,116,334.23
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Solution
The fourth proportional to 1,841,455.95, 2,541,336.96 and 1,116,334.23 is: 1,540,618.68
Step by Step Solution
- Step 1: Write the proportion equation
1,841,455.95 : 2,541,336.96 = 1,116,334.23 : x - Step 2: Convert to fraction form
1,841,455.95/2,541,336.96 = 1,116,334.23/x - Step 3: Cross multiply
1,841,455.95x = 2,541,336.96 × 1,116,334.23 - Step 4: Simplify right side
1,841,455.95x = 2,836,981,425,705.46 - Step 5: Solve for x
x = 2,836,981,425,705.46/1,841,455.95 - Step 6: Final answer
x = 1,540,618.68
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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.