Finding the Fourth Proportional to 1,183,791.30, 1,775,703.35 and 385,077.03
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Solution
The fourth proportional to 1,183,791.30, 1,775,703.35 and 385,077.03 is: 577,620.88
Step by Step Solution
- Step 1: Write the proportion equation
1,183,791.30 : 1,775,703.35 = 385,077.03 : x - Step 2: Convert to fraction form
1,183,791.30/1,775,703.35 = 385,077.03/x - Step 3: Cross multiply
1,183,791.30x = 1,775,703.35 × 385,077.03 - Step 4: Simplify right side
1,183,791.30x = 683,782,572,179.05 - Step 5: Solve for x
x = 683,782,572,179.05/1,183,791.30 - Step 6: Final answer
x = 577,620.88
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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.