Finding the Fourth Proportional to 1,324,459.88, 1,986,985.97 and 483,011.63
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Solution
The fourth proportional to 1,324,459.88, 1,986,985.97 and 483,011.63 is: 724,625.44
Step by Step Solution
- Step 1: Write the proportion equation
1,324,459.88 : 1,986,985.97 = 483,011.63 : x - Step 2: Convert to fraction form
1,324,459.88/1,986,985.97 = 483,011.63/x - Step 3: Cross multiply
1,324,459.88x = 1,986,985.97 × 483,011.63 - Step 4: Simplify right side
1,324,459.88x = 959,737,323,429.43 - Step 5: Solve for x
x = 959,737,323,429.43/1,324,459.88 - Step 6: Final answer
x = 724,625.44
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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.