Finding the Fourth Proportional to 4,634,633.46, 6,397,449.36 and 3,163,488.99
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Solution
The fourth proportional to 4,634,633.46, 6,397,449.36 and 3,163,488.99 is: 4,366,744.60
Step by Step Solution
- Step 1: Write the proportion equation
4,634,633.46 : 6,397,449.36 = 3,163,488.99 : x - Step 2: Convert to fraction form
4,634,633.46/6,397,449.36 = 3,163,488.99/x - Step 3: Cross multiply
4,634,633.46x = 6,397,449.36 × 3,163,488.99 - Step 4: Simplify right side
4,634,633.46x = 20,238,260,614,442.55 - Step 5: Solve for x
x = 20,238,260,614,442.55/4,634,633.46 - Step 6: Final answer
x = 4,366,744.60
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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.