Finding the Fourth Proportional to 1,385,028.26, 2,081,195.60 and 745,804.61
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Solution
The fourth proportional to 1,385,028.26, 2,081,195.60 and 745,804.61 is: 1,120,674.08
Step by Step Solution
- Step 1: Write the proportion equation
1,385,028.26 : 2,081,195.60 = 745,804.61 : x - Step 2: Convert to fraction form
1,385,028.26/2,081,195.60 = 745,804.61/x - Step 3: Cross multiply
1,385,028.26x = 2,081,195.60 × 745,804.61 - Step 4: Simplify right side
1,385,028.26x = 1,552,165,272,791.72 - Step 5: Solve for x
x = 1,552,165,272,791.72/1,385,028.26 - Step 6: Final answer
x = 1,120,674.08
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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.