Finding the Fourth Proportional to 1,837,201.20, 2,755,431.68 and 1,153,782.83
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Solution
The fourth proportional to 1,837,201.20, 2,755,431.68 and 1,153,782.83 is: 1,730,441.81
Step by Step Solution
- Step 1: Write the proportion equation
1,837,201.20 : 2,755,431.68 = 1,153,782.83 : x - Step 2: Convert to fraction form
1,837,201.20/2,755,431.68 = 1,153,782.83/x - Step 3: Cross multiply
1,837,201.20x = 2,755,431.68 × 1,153,782.83 - Step 4: Simplify right side
1,837,201.20x = 3,179,169,762,741.72 - Step 5: Solve for x
x = 3,179,169,762,741.72/1,837,201.20 - Step 6: Final answer
x = 1,730,441.81
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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.