Finding the Fourth Proportional to 4,619,427.21, 6,923,148.30 and 2,056,995.99
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Solution
The fourth proportional to 4,619,427.21, 6,923,148.30 and 2,056,995.99 is: 3,082,825.56
Step by Step Solution
- Step 1: Write the proportion equation
4,619,427.21 : 6,923,148.30 = 2,056,995.99 : x - Step 2: Convert to fraction form
4,619,427.21/6,923,148.30 = 2,056,995.99/x - Step 3: Cross multiply
4,619,427.21x = 6,923,148.30 × 2,056,995.99 - Step 4: Simplify right side
4,619,427.21x = 14,240,888,291,275.32 - Step 5: Solve for x
x = 14,240,888,291,275.32/4,619,427.21 - Step 6: Final answer
x = 3,082,825.56
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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.