Finding the Fourth Proportional to 1,593,433.48, 2,198,946.42 and 868,289.16
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Solution
The fourth proportional to 1,593,433.48, 2,198,946.42 and 868,289.16 is: 1,198,243.52
Step by Step Solution
- Step 1: Write the proportion equation
1,593,433.48 : 2,198,946.42 = 868,289.16 : x - Step 2: Convert to fraction form
1,593,433.48/2,198,946.42 = 868,289.16/x - Step 3: Cross multiply
1,593,433.48x = 2,198,946.42 × 868,289.16 - Step 4: Simplify right side
1,593,433.48x = 1,909,321,339,906.81 - Step 5: Solve for x
x = 1,909,321,339,906.81/1,593,433.48 - Step 6: Final answer
x = 1,198,243.52
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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.