Finding the Fourth Proportional to 1,511,497.26, 2,086,092.99 and 1,148,323.50
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Solution
The fourth proportional to 1,511,497.26, 2,086,092.99 and 1,148,323.50 is: 1,584,858.71
Step by Step Solution
- Step 1: Write the proportion equation
1,511,497.26 : 2,086,092.99 = 1,148,323.50 : x - Step 2: Convert to fraction form
1,511,497.26/2,086,092.99 = 1,148,323.50/x - Step 3: Cross multiply
1,511,497.26x = 2,086,092.99 × 1,148,323.50 - Step 4: Simplify right side
1,511,497.26x = 2,395,509,603,602.27 - Step 5: Solve for x
x = 2,395,509,603,602.27/1,511,497.26 - Step 6: Final answer
x = 1,584,858.71
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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.