Finding the Fourth Proportional to 5,448,032.20, 8,159,606.70 and 3,208,544.20
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Solution
The fourth proportional to 5,448,032.20, 8,159,606.70 and 3,208,544.20 is: 4,805,488.99
Step by Step Solution
- Step 1: Write the proportion equation
5,448,032.20 : 8,159,606.70 = 3,208,544.20 : x - Step 2: Convert to fraction form
5,448,032.20/8,159,606.70 = 3,208,544.20/x - Step 3: Cross multiply
5,448,032.20x = 8,159,606.70 × 3,208,544.20 - Step 4: Simplify right side
5,448,032.20x = 26,180,458,751,566.14 - Step 5: Solve for x
x = 26,180,458,751,566.14/5,448,032.20 - Step 6: Final answer
x = 4,805,488.99
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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.