Finding the Fourth Proportional to 1,304,256.36, 1,799,947.94 and 731,268.84
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Solution
The fourth proportional to 1,304,256.36, 1,799,947.94 and 731,268.84 is: 1,009,192.58
Step by Step Solution
- Step 1: Write the proportion equation
1,304,256.36 : 1,799,947.94 = 731,268.84 : x - Step 2: Convert to fraction form
1,304,256.36/1,799,947.94 = 731,268.84/x - Step 3: Cross multiply
1,304,256.36x = 1,799,947.94 × 731,268.84 - Step 4: Simplify right side
1,304,256.36x = 1,316,245,842,144.19 - Step 5: Solve for x
x = 1,316,245,842,144.19/1,304,256.36 - Step 6: Final answer
x = 1,009,192.58
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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.