Finding the Fourth Proportional to 1,347,549.36, 2,020,647.88 and 448,674.48
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Solution
The fourth proportional to 1,347,549.36, 2,020,647.88 and 448,674.48 is: 672,786.59
Step by Step Solution
- Step 1: Write the proportion equation
1,347,549.36 : 2,020,647.88 = 448,674.48 : x - Step 2: Convert to fraction form
1,347,549.36/2,020,647.88 = 448,674.48/x - Step 3: Cross multiply
1,347,549.36x = 2,020,647.88 × 448,674.48 - Step 4: Simplify right side
1,347,549.36x = 906,613,136,822.10 - Step 5: Solve for x
x = 906,613,136,822.10/1,347,549.36 - Step 6: Final answer
x = 672,786.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.