Finding the Fourth Proportional to 4,567,721.36, 6,849,340.02 and 2,259,547.64
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Solution
The fourth proportional to 4,567,721.36, 6,849,340.02 and 2,259,547.64 is: 3,388,212.37
Step by Step Solution
- Step 1: Write the proportion equation
4,567,721.36 : 6,849,340.02 = 2,259,547.64 : x - Step 2: Convert to fraction form
4,567,721.36/6,849,340.02 = 2,259,547.64/x - Step 3: Cross multiply
4,567,721.36x = 6,849,340.02 × 2,259,547.64 - Step 4: Simplify right side
4,567,721.36x = 15,476,410,043,501.85 - Step 5: Solve for x
x = 15,476,410,043,501.85/4,567,721.36 - Step 6: Final answer
x = 3,388,212.37
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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.