Finding the Fourth Proportional to 1,937,716.14, 2,674,012.82 and 1,078,268.88
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Solution
The fourth proportional to 1,937,716.14, 2,674,012.82 and 1,078,268.88 is: 1,487,991.33
Step by Step Solution
- Step 1: Write the proportion equation
1,937,716.14 : 2,674,012.82 = 1,078,268.88 : x - Step 2: Convert to fraction form
1,937,716.14/2,674,012.82 = 1,078,268.88/x - Step 3: Cross multiply
1,937,716.14x = 2,674,012.82 × 1,078,268.88 - Step 4: Simplify right side
1,937,716.14x = 2,883,304,808,527.04 - Step 5: Solve for x
x = 2,883,304,808,527.04/1,937,716.14 - Step 6: Final answer
x = 1,487,991.33
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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.