Finding the Fourth Proportional to 3,362,907.12, 4,640,923.89 and 1,835,098.08
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Solution
The fourth proportional to 3,362,907.12, 4,640,923.89 and 1,835,098.08 is: 2,532,496.50
Step by Step Solution
- Step 1: Write the proportion equation
3,362,907.12 : 4,640,923.89 = 1,835,098.08 : x - Step 2: Convert to fraction form
3,362,907.12/4,640,923.89 = 1,835,098.08/x - Step 3: Cross multiply
3,362,907.12x = 4,640,923.89 × 1,835,098.08 - Step 4: Simplify right side
3,362,907.12x = 8,516,550,519,965.13 - Step 5: Solve for x
x = 8,516,550,519,965.13/3,362,907.12 - Step 6: Final answer
x = 2,532,496.50
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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.