Finding the Fourth Proportional to 1,389,949.08, 2,084,944.14 and 548,493
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Solution
The fourth proportional to 1,389,949.08, 2,084,944.14 and 548,493 is: 822,747.60
Step by Step Solution
- Step 1: Write the proportion equation
1,389,949.08 : 2,084,944.14 = 548,493 : x - Step 2: Convert to fraction form
1,389,949.08/2,084,944.14 = 548,493/x - Step 3: Cross multiply
1,389,949.08x = 2,084,944.14 × 548,493 - Step 4: Simplify right side
1,389,949.08x = 1,143,577,266,181.02 - Step 5: Solve for x
x = 1,143,577,266,181.02/1,389,949.08 - Step 6: Final answer
x = 822,747.60
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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.