Finding the Fourth Proportional to 4,012,620.98, 6,020,619.86 and 2,497,571.06
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Solution
The fourth proportional to 4,012,620.98, 6,020,619.86 and 2,497,571.06 is: 3,747,407.49
Step by Step Solution
- Step 1: Write the proportion equation
4,012,620.98 : 6,020,619.86 = 2,497,571.06 : x - Step 2: Convert to fraction form
4,012,620.98/6,020,619.86 = 2,497,571.06/x - Step 3: Cross multiply
4,012,620.98x = 6,020,619.86 × 2,497,571.06 - Step 4: Simplify right side
4,012,620.98x = 15,036,925,901,738.08 - Step 5: Solve for x
x = 15,036,925,901,738.08/4,012,620.98 - Step 6: Final answer
x = 3,747,407.49
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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.