Finding the Fourth Proportional to 4,245,338.95, 6,370,619.19 and 1,686,106.15
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Solution
The fourth proportional to 4,245,338.95, 6,370,619.19 and 1,686,106.15 is: 2,530,196.13
Step by Step Solution
- Step 1: Write the proportion equation
4,245,338.95 : 6,370,619.19 = 1,686,106.15 : x - Step 2: Convert to fraction form
4,245,338.95/6,370,619.19 = 1,686,106.15/x - Step 3: Cross multiply
4,245,338.95x = 6,370,619.19 × 1,686,106.15 - Step 4: Simplify right side
4,245,338.95x = 10,741,540,195,567.02 - Step 5: Solve for x
x = 10,741,540,195,567.02/4,245,338.95 - Step 6: Final answer
x = 2,530,196.13
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.