Finding the Fourth Proportional to 1,710,806.09, 2,361,438.23 and 986,138.17
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Solution
The fourth proportional to 1,710,806.09, 2,361,438.23 and 986,138.17 is: 1,361,173.77
Step by Step Solution
- Step 1: Write the proportion equation
1,710,806.09 : 2,361,438.23 = 986,138.17 : x - Step 2: Convert to fraction form
1,710,806.09/2,361,438.23 = 986,138.17/x - Step 3: Cross multiply
1,710,806.09x = 2,361,438.23 × 986,138.17 - Step 4: Simplify right side
1,710,806.09x = 2,328,704,363,865.95 - Step 5: Solve for x
x = 2,328,704,363,865.95/1,710,806.09 - Step 6: Final answer
x = 1,361,173.77
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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.