Finding the Fourth Proportional to 1,631,271.29, 2,250,791.98 and 986,677.63
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Solution
The fourth proportional to 1,631,271.29, 2,250,791.98 and 986,677.63 is: 1,361,395.93
Step by Step Solution
- Step 1: Write the proportion equation
1,631,271.29 : 2,250,791.98 = 986,677.63 : x - Step 2: Convert to fraction form
1,631,271.29/2,250,791.98 = 986,677.63/x - Step 3: Cross multiply
1,631,271.29x = 2,250,791.98 × 986,677.63 - Step 4: Simplify right side
1,631,271.29x = 2,220,806,088,355.73 - Step 5: Solve for x
x = 2,220,806,088,355.73/1,631,271.29 - Step 6: Final answer
x = 1,361,395.93
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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.