Finding the Fourth Proportional to 3,628,495.74, 5,442,743.62 and 1,104,872.70
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Solution
The fourth proportional to 3,628,495.74, 5,442,743.62 and 1,104,872.70 is: 1,657,309.06
Step by Step Solution
- Step 1: Write the proportion equation
3,628,495.74 : 5,442,743.62 = 1,104,872.70 : x - Step 2: Convert to fraction form
3,628,495.74/5,442,743.62 = 1,104,872.70/x - Step 3: Cross multiply
3,628,495.74x = 5,442,743.62 × 1,104,872.70 - Step 4: Simplify right side
3,628,495.74x = 6,013,538,854,413.65 - Step 5: Solve for x
x = 6,013,538,854,413.65/3,628,495.74 - Step 6: Final answer
x = 1,657,309.06
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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.