Finding the Fourth Proportional to 1,769,995.17, 2,442,782.19 and 1,035,174.11
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Solution
The fourth proportional to 1,769,995.17, 2,442,782.19 and 1,035,174.11 is: 1,428,650.72
Step by Step Solution
- Step 1: Write the proportion equation
1,769,995.17 : 2,442,782.19 = 1,035,174.11 : x - Step 2: Convert to fraction form
1,769,995.17/2,442,782.19 = 1,035,174.11/x - Step 3: Cross multiply
1,769,995.17x = 2,442,782.19 × 1,035,174.11 - Step 4: Simplify right side
1,769,995.17x = 2,528,704,867,243.19 - Step 5: Solve for x
x = 2,528,704,867,243.19/1,769,995.17 - Step 6: Final answer
x = 1,428,650.72
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.