Finding the Fourth Proportional to 1,463,033.01, 2,018,988.54 and 818,463.99
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Solution
The fourth proportional to 1,463,033.01, 2,018,988.54 and 818,463.99 is: 1,129,481.98
Step by Step Solution
- Step 1: Write the proportion equation
1,463,033.01 : 2,018,988.54 = 818,463.99 : x - Step 2: Convert to fraction form
1,463,033.01/2,018,988.54 = 818,463.99/x - Step 3: Cross multiply
1,463,033.01x = 2,018,988.54 × 818,463.99 - Step 4: Simplify right side
1,463,033.01x = 1,652,469,416,212.67 - Step 5: Solve for x
x = 1,652,469,416,212.67/1,463,033.01 - Step 6: Final answer
x = 1,129,481.98
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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.