Finding the Fourth Proportional to 2,040,547.08, 2,816,262.90 and 1,181,668.44
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Solution
The fourth proportional to 2,040,547.08, 2,816,262.90 and 1,181,668.44 is: 1,630,880.77
Step by Step Solution
- Step 1: Write the proportion equation
2,040,547.08 : 2,816,262.90 = 1,181,668.44 : x - Step 2: Convert to fraction form
2,040,547.08/2,816,262.90 = 1,181,668.44/x - Step 3: Cross multiply
2,040,547.08x = 2,816,262.90 × 1,181,668.44 - Step 4: Simplify right side
2,040,547.08x = 3,327,888,987,672.88 - Step 5: Solve for x
x = 3,327,888,987,672.88/2,040,547.08 - Step 6: Final answer
x = 1,630,880.77
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.