Finding the Fourth Proportional to 1,207,957.85, 1,807,993.97 and 888,025.02
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Solution
The fourth proportional to 1,207,957.85, 1,807,993.97 and 888,025.02 is: 1,329,138.99
Step by Step Solution
- Step 1: Write the proportion equation
1,207,957.85 : 1,807,993.97 = 888,025.02 : x - Step 2: Convert to fraction form
1,207,957.85/1,807,993.97 = 888,025.02/x - Step 3: Cross multiply
1,207,957.85x = 1,807,993.97 × 888,025.02 - Step 4: Simplify right side
1,207,957.85x = 1,605,543,878,474.26 - Step 5: Solve for x
x = 1,605,543,878,474.26/1,207,957.85 - Step 6: Final answer
x = 1,329,138.99
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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.