Finding the Fourth Proportional to 4,026,474.64, 5,557,624.68 and 2,374,063.12
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Solution
The fourth proportional to 4,026,474.64, 5,557,624.68 and 2,374,063.12 is: 3,276,849.59
Step by Step Solution
- Step 1: Write the proportion equation
4,026,474.64 : 5,557,624.68 = 2,374,063.12 : x - Step 2: Convert to fraction form
4,026,474.64/5,557,624.68 = 2,374,063.12/x - Step 3: Cross multiply
4,026,474.64x = 5,557,624.68 × 2,374,063.12 - Step 4: Simplify right side
4,026,474.64x = 13,194,151,787,589.80 - Step 5: Solve for x
x = 13,194,151,787,589.80/4,026,474.64 - Step 6: Final answer
x = 3,276,849.59
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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.