Finding the Fourth Proportional to 5,615,842.68, 8,424,813.87 and 2,250,312.12
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Solution
The fourth proportional to 5,615,842.68, 8,424,813.87 and 2,250,312.12 is: 3,375,888.86
Step by Step Solution
- Step 1: Write the proportion equation
5,615,842.68 : 8,424,813.87 = 2,250,312.12 : x - Step 2: Convert to fraction form
5,615,842.68/8,424,813.87 = 2,250,312.12/x - Step 3: Cross multiply
5,615,842.68x = 8,424,813.87 × 2,250,312.12 - Step 4: Simplify right side
5,615,842.68x = 18,958,460,760,405.10 - Step 5: Solve for x
x = 18,958,460,760,405.10/5,615,842.68 - Step 6: Final answer
x = 3,375,888.86
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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.