Finding the Fourth Proportional to 1,715,359.68, 2,569,791.90 and 1,145,021.16
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Solution
The fourth proportional to 1,715,359.68, 2,569,791.90 and 1,145,021.16 is: 1,715,363.92
Step by Step Solution
- Step 1: Write the proportion equation
1,715,359.68 : 2,569,791.90 = 1,145,021.16 : x - Step 2: Convert to fraction form
1,715,359.68/2,569,791.90 = 1,145,021.16/x - Step 3: Cross multiply
1,715,359.68x = 2,569,791.90 × 1,145,021.16 - Step 4: Simplify right side
1,715,359.68x = 2,942,466,102,296.60 - Step 5: Solve for x
x = 2,942,466,102,296.60/1,715,359.68 - Step 6: Final answer
x = 1,715,363.92
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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.