Finding the Fourth Proportional to 4,673,619.83, 6,453,012.06 and 3,020,745.02
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Solution
The fourth proportional to 4,673,619.83, 6,453,012.06 and 3,020,745.02 is: 4,170,836.48
Step by Step Solution
- Step 1: Write the proportion equation
4,673,619.83 : 6,453,012.06 = 3,020,745.02 : x - Step 2: Convert to fraction form
4,673,619.83/6,453,012.06 = 3,020,745.02/x - Step 3: Cross multiply
4,673,619.83x = 6,453,012.06 × 3,020,745.02 - Step 4: Simplify right side
4,673,619.83x = 19,492,904,060,377.47 - Step 5: Solve for x
x = 19,492,904,060,377.47/4,673,619.83 - Step 6: Final answer
x = 4,170,836.48
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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.