Finding the Fourth Proportional to 4,088,517.29, 5,642,400.82 and 2,252,972.44
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Solution
The fourth proportional to 4,088,517.29, 5,642,400.82 and 2,252,972.44 is: 3,109,238.06
Step by Step Solution
- Step 1: Write the proportion equation
4,088,517.29 : 5,642,400.82 = 2,252,972.44 : x - Step 2: Convert to fraction form
4,088,517.29/5,642,400.82 = 2,252,972.44/x - Step 3: Cross multiply
4,088,517.29x = 5,642,400.82 × 2,252,972.44 - Step 4: Simplify right side
4,088,517.29x = 12,712,173,548,538.29 - Step 5: Solve for x
x = 12,712,173,548,538.29/4,088,517.29 - Step 6: Final answer
x = 3,109,238.06
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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.