Finding the Fourth Proportional to 1,074,072.49, 1,482,258.09 and 590,674.42
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Solution
The fourth proportional to 1,074,072.49, 1,482,258.09 and 590,674.42 is: 815,151.63
Step by Step Solution
- Step 1: Write the proportion equation
1,074,072.49 : 1,482,258.09 = 590,674.42 : x - Step 2: Convert to fraction form
1,074,072.49/1,482,258.09 = 590,674.42/x - Step 3: Cross multiply
1,074,072.49x = 1,482,258.09 × 590,674.42 - Step 4: Simplify right side
1,074,072.49x = 875,531,937,601.06 - Step 5: Solve for x
x = 875,531,937,601.06/1,074,072.49 - Step 6: Final answer
x = 815,151.63
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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.