Finding the Fourth Proportional to 1,324,638.14, 1,987,253.36 and 483,189.88
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Solution
The fourth proportional to 1,324,638.14, 1,987,253.36 and 483,189.88 is: 724,892.85
Step by Step Solution
- Step 1: Write the proportion equation
1,324,638.14 : 1,987,253.36 = 483,189.88 : x - Step 2: Convert to fraction form
1,324,638.14/1,987,253.36 = 483,189.88/x - Step 3: Cross multiply
1,324,638.14x = 1,987,253.36 × 483,189.88 - Step 4: Simplify right side
1,324,638.14x = 960,220,712,548.00 - Step 5: Solve for x
x = 960,220,712,548.00/1,324,638.14 - Step 6: Final answer
x = 724,892.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.