Finding the Fourth Proportional to 4,311,914.30, 6,468,517.43 and 1,393,031.84
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Solution
The fourth proportional to 4,311,914.30, 6,468,517.43 and 1,393,031.84 is: 2,089,756.45
Step by Step Solution
- Step 1: Write the proportion equation
4,311,914.30 : 6,468,517.43 = 1,393,031.84 : x - Step 2: Convert to fraction form
4,311,914.30/6,468,517.43 = 1,393,031.84/x - Step 3: Cross multiply
4,311,914.30x = 6,468,517.43 × 1,393,031.84 - Step 4: Simplify right side
4,311,914.30x = 9,010,850,698,277.23 - Step 5: Solve for x
x = 9,010,850,698,277.23/4,311,914.30 - Step 6: Final answer
x = 2,089,756.45
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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.