Finding the Fourth Proportional to 1,738,382.49, 2,399,115.77 and 974,583.68
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Solution
The fourth proportional to 1,738,382.49, 2,399,115.77 and 974,583.68 is: 1,345,008.40
Step by Step Solution
- Step 1: Write the proportion equation
1,738,382.49 : 2,399,115.77 = 974,583.68 : x - Step 2: Convert to fraction form
1,738,382.49/2,399,115.77 = 974,583.68/x - Step 3: Cross multiply
1,738,382.49x = 2,399,115.77 × 974,583.68 - Step 4: Simplify right side
1,738,382.49x = 2,338,139,059,004.14 - Step 5: Solve for x
x = 2,338,139,059,004.14/1,738,382.49 - Step 6: Final answer
x = 1,345,008.40
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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.