Finding the Fourth Proportional to 1,745,880.48, 2,409,037.32 and 981,786.36
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Solution
The fourth proportional to 1,745,880.48, 2,409,037.32 and 981,786.36 is: 1,354,708.99
Step by Step Solution
- Step 1: Write the proportion equation
1,745,880.48 : 2,409,037.32 = 981,786.36 : x - Step 2: Convert to fraction form
1,745,880.48/2,409,037.32 = 981,786.36/x - Step 3: Cross multiply
1,745,880.48x = 2,409,037.32 × 981,786.36 - Step 4: Simplify right side
1,745,880.48x = 2,365,159,981,506.96 - Step 5: Solve for x
x = 2,365,159,981,506.96/1,745,880.48 - Step 6: Final answer
x = 1,354,708.99
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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.