Finding the Fourth Proportional to 2,914,278.44, 4,022,812.05 and 2,191,225.82
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Solution
The fourth proportional to 2,914,278.44, 4,022,812.05 and 2,191,225.82 is: 3,024,724.58
Step by Step Solution
- Step 1: Write the proportion equation
2,914,278.44 : 4,022,812.05 = 2,191,225.82 : x - Step 2: Convert to fraction form
2,914,278.44/4,022,812.05 = 2,191,225.82/x - Step 3: Cross multiply
2,914,278.44x = 4,022,812.05 × 2,191,225.82 - Step 4: Simplify right side
2,914,278.44x = 8,814,889,632,967.13 - Step 5: Solve for x
x = 8,814,889,632,967.13/2,914,278.44 - Step 6: Final answer
x = 3,024,724.58
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1.5x scale
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.