Finding the Fourth Proportional to 1,958,092.64, 2,702,214.40 and 1,098,716.46
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Solution
The fourth proportional to 1,958,092.64, 2,702,214.40 and 1,098,716.46 is: 1,516,254.84
Step by Step Solution
- Step 1: Write the proportion equation
1,958,092.64 : 2,702,214.40 = 1,098,716.46 : x - Step 2: Convert to fraction form
1,958,092.64/2,702,214.40 = 1,098,716.46/x - Step 3: Cross multiply
1,958,092.64x = 2,702,214.40 × 1,098,716.46 - Step 4: Simplify right side
1,958,092.64x = 2,968,967,436,982.23 - Step 5: Solve for x
x = 2,968,967,436,982.23/1,958,092.64 - Step 6: Final answer
x = 1,516,254.84
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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.