Finding the Fourth Proportional to 1,363,847.40, 2,045,696.94 and 417,218.11
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Solution
The fourth proportional to 1,363,847.40, 2,045,696.94 and 417,218.11 is: 625,804.47
Step by Step Solution
- Step 1: Write the proportion equation
1,363,847.40 : 2,045,696.94 = 417,218.11 : x - Step 2: Convert to fraction form
1,363,847.40/2,045,696.94 = 417,218.11/x - Step 3: Cross multiply
1,363,847.40x = 2,045,696.94 × 417,218.11 - Step 4: Simplify right side
1,363,847.40x = 853,501,805,825.34 - Step 5: Solve for x
x = 853,501,805,825.34/1,363,847.40 - Step 6: Final answer
x = 625,804.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.