Finding the Fourth Proportional to 5,304,767.08, 7,958,613.12 and 2,112,135.28
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Solution
The fourth proportional to 5,304,767.08, 7,958,613.12 and 2,112,135.28 is: 3,168,785.23
Step by Step Solution
- Step 1: Write the proportion equation
5,304,767.08 : 7,958,613.12 = 2,112,135.28 : x - Step 2: Convert to fraction form
5,304,767.08/7,958,613.12 = 2,112,135.28/x - Step 3: Cross multiply
5,304,767.08x = 7,958,613.12 × 2,112,135.28 - Step 4: Simplify right side
5,304,767.08x = 16,809,667,550,622.87 - Step 5: Solve for x
x = 16,809,667,550,622.87/5,304,767.08 - Step 6: Final answer
x = 3,168,785.23
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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.