Finding the Fourth Proportional to 1,093,880.16, 1,509,630.21 and 610,539.66
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Solution
The fourth proportional to 1,093,880.16, 1,509,630.21 and 610,539.66 is: 842,586.92
Step by Step Solution
- Step 1: Write the proportion equation
1,093,880.16 : 1,509,630.21 = 610,539.66 : x - Step 2: Convert to fraction form
1,093,880.16/1,509,630.21 = 610,539.66/x - Step 3: Cross multiply
1,093,880.16x = 1,509,630.21 × 610,539.66 - Step 4: Simplify right side
1,093,880.16x = 921,689,115,139.13 - Step 5: Solve for x
x = 921,689,115,139.13/1,093,880.16 - Step 6: Final answer
x = 842,586.92
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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.