Finding the Fourth Proportional to 2,664,803.68, 3,998,729.16 and 1,127,678.02
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Solution
The fourth proportional to 2,664,803.68, 3,998,729.16 and 1,127,678.02 is: 1,692,161.79
Step by Step Solution
- Step 1: Write the proportion equation
2,664,803.68 : 3,998,729.16 = 1,127,678.02 : x - Step 2: Convert to fraction form
2,664,803.68/3,998,729.16 = 1,127,678.02/x - Step 3: Cross multiply
2,664,803.68x = 3,998,729.16 × 1,127,678.02 - Step 4: Simplify right side
2,664,803.68x = 4,509,278,971,668.24 - Step 5: Solve for x
x = 4,509,278,971,668.24/2,664,803.68 - Step 6: Final answer
x = 1,692,161.79
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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.