Finding the Fourth Proportional to 4,088,695.14, 5,642,436.57 and 2,253,219.21
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Solution
The fourth proportional to 4,088,695.14, 5,642,436.57 and 2,253,219.21 is: 3,109,463.05
Step by Step Solution
- Step 1: Write the proportion equation
4,088,695.14 : 5,642,436.57 = 2,253,219.21 : x - Step 2: Convert to fraction form
4,088,695.14/5,642,436.57 = 2,253,219.21/x - Step 3: Cross multiply
4,088,695.14x = 5,642,436.57 × 2,253,219.21 - Step 4: Simplify right side
4,088,695.14x = 12,713,646,470,730.51 - Step 5: Solve for x
x = 12,713,646,470,730.51/4,088,695.14 - Step 6: Final answer
x = 3,109,463.05
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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.