Finding the Fourth Proportional to 5,074,815.08, 7,612,530.14 and 2,042,169.16
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Solution
The fourth proportional to 5,074,815.08, 7,612,530.14 and 2,042,169.16 is: 3,063,377.49
Step by Step Solution
- Step 1: Write the proportion equation
5,074,815.08 : 7,612,530.14 = 2,042,169.16 : x - Step 2: Convert to fraction form
5,074,815.08/7,612,530.14 = 2,042,169.16/x - Step 3: Cross multiply
5,074,815.08x = 7,612,530.14 × 2,042,169.16 - Step 4: Simplify right side
5,074,815.08x = 15,546,074,281,478.48 - Step 5: Solve for x
x = 15,546,074,281,478.48/5,074,815.08 - Step 6: Final answer
x = 3,063,377.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.