Finding the Fourth Proportional to 2,531,982.09, 3,494,416.14 and 1,444,521.90
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Solution
The fourth proportional to 2,531,982.09, 3,494,416.14 and 1,444,521.90 is: 1,993,600.45
Step by Step Solution
- Step 1: Write the proportion equation
2,531,982.09 : 3,494,416.14 = 1,444,521.90 : x - Step 2: Convert to fraction form
2,531,982.09/3,494,416.14 = 1,444,521.90/x - Step 3: Cross multiply
2,531,982.09x = 3,494,416.14 × 1,444,521.90 - Step 4: Simplify right side
2,531,982.09x = 5,047,760,641,943.47 - Step 5: Solve for x
x = 5,047,760,641,943.47/2,531,982.09 - Step 6: Final answer
x = 1,993,600.45
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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.