Finding the Fourth Proportional to 1,132,972.99, 1,560,524.37 and 870,826.98
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Solution
The fourth proportional to 1,132,972.99, 1,560,524.37 and 870,826.98 is: 1,199,452.01
Step by Step Solution
- Step 1: Write the proportion equation
1,132,972.99 : 1,560,524.37 = 870,826.98 : x - Step 2: Convert to fraction form
1,132,972.99/1,560,524.37 = 870,826.98/x - Step 3: Cross multiply
1,132,972.99x = 1,560,524.37 × 870,826.98 - Step 4: Simplify right side
1,132,972.99x = 1,358,946,726,929.87 - Step 5: Solve for x
x = 1,358,946,726,929.87/1,132,972.99 - Step 6: Final answer
x = 1,199,452.01
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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.