Finding the Fourth Proportional to 1,135,719.17, 1,703,210.14 and 377,356.98
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Solution
The fourth proportional to 1,135,719.17, 1,703,210.14 and 377,356.98 is: 565,912.99
Step by Step Solution
- Step 1: Write the proportion equation
1,135,719.17 : 1,703,210.14 = 377,356.98 : x - Step 2: Convert to fraction form
1,135,719.17/1,703,210.14 = 377,356.98/x - Step 3: Cross multiply
1,135,719.17x = 1,703,210.14 × 377,356.98 - Step 4: Simplify right side
1,135,719.17x = 642,718,229,891.32 - Step 5: Solve for x
x = 642,718,229,891.32/1,135,719.17 - Step 6: Final answer
x = 565,912.99
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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.