Finding the Fourth Proportional to 1,828,572.64, 2,743,296.90 and 763,021.96
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Solution
The fourth proportional to 1,828,572.64, 2,743,296.90 and 763,021.96 is: 1,144,715.68
Step by Step Solution
- Step 1: Write the proportion equation
1,828,572.64 : 2,743,296.90 = 763,021.96 : x - Step 2: Convert to fraction form
1,828,572.64/2,743,296.90 = 763,021.96/x - Step 3: Cross multiply
1,828,572.64x = 2,743,296.90 × 763,021.96 - Step 4: Simplify right side
1,828,572.64x = 2,093,195,777,499.92 - Step 5: Solve for x
x = 2,093,195,777,499.92/1,828,572.64 - Step 6: Final answer
x = 1,144,715.68
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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.