Finding the Fourth Proportional to 1,224,893.37, 1,690,395.41 and 681,052.08
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Solution
The fourth proportional to 1,224,893.37, 1,690,395.41 and 681,052.08 is: 939,875.54
Step by Step Solution
- Step 1: Write the proportion equation
1,224,893.37 : 1,690,395.41 = 681,052.08 : x - Step 2: Convert to fraction form
1,224,893.37/1,690,395.41 = 681,052.08/x - Step 3: Cross multiply
1,224,893.37x = 1,690,395.41 × 681,052.08 - Step 4: Simplify right side
1,224,893.37x = 1,151,247,318,044.57 - Step 5: Solve for x
x = 1,151,247,318,044.57/1,224,893.37 - Step 6: Final answer
x = 939,875.54
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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.