Finding the Fourth Proportional to 1,602,922.16, 2,212,029.07 and 867,872.75
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Solution
The fourth proportional to 1,602,922.16, 2,212,029.07 and 867,872.75 is: 1,197,662.48
Step by Step Solution
- Step 1: Write the proportion equation
1,602,922.16 : 2,212,029.07 = 867,872.75 : x - Step 2: Convert to fraction form
1,602,922.16/2,212,029.07 = 867,872.75/x - Step 3: Cross multiply
1,602,922.16x = 2,212,029.07 × 867,872.75 - Step 4: Simplify right side
1,602,922.16x = 1,919,759,738,831.02 - Step 5: Solve for x
x = 1,919,759,738,831.02/1,602,922.16 - Step 6: Final answer
x = 1,197,662.48
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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.