Finding the Fourth Proportional to 744,751.68, 1,108,704.72 and 740,323.68
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Solution
The fourth proportional to 744,751.68, 1,108,704.72 and 740,323.68 is: 1,102,112.80
Step by Step Solution
- Step 1: Write the proportion equation
744,751.68 : 1,108,704.72 = 740,323.68 : x - Step 2: Convert to fraction form
744,751.68/1,108,704.72 = 740,323.68/x - Step 3: Cross multiply
744,751.68x = 1,108,704.72 × 740,323.68 - Step 4: Simplify right side
744,751.68x = 820,800,358,343.77 - Step 5: Solve for x
x = 820,800,358,343.77/744,751.68 - Step 6: Final answer
x = 1,102,112.80
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.