Finding the Fourth Proportional to 1,750,716.09, 2,417,981.10 and 1,176,759.81
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Solution
The fourth proportional to 1,750,716.09, 2,417,981.10 and 1,176,759.81 is: 1,625,268.08
Step by Step Solution
- Step 1: Write the proportion equation
1,750,716.09 : 2,417,981.10 = 1,176,759.81 : x - Step 2: Convert to fraction form
1,750,716.09/2,417,981.10 = 1,176,759.81/x - Step 3: Cross multiply
1,750,716.09x = 2,417,981.10 × 1,176,759.81 - Step 4: Simplify right side
1,750,716.09x = 2,845,382,979,819.59 - Step 5: Solve for x
x = 2,845,382,979,819.59/1,750,716.09 - Step 6: Final answer
x = 1,625,268.08
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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.