Finding the Fourth Proportional to 5,207,556.61, 7,184,873.60 and 3,369,103.66
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Solution
The fourth proportional to 5,207,556.61, 7,184,873.60 and 3,369,103.66 is: 4,648,357.33
Step by Step Solution
- Step 1: Write the proportion equation
5,207,556.61 : 7,184,873.60 = 3,369,103.66 : x - Step 2: Convert to fraction form
5,207,556.61/7,184,873.60 = 3,369,103.66/x - Step 3: Cross multiply
5,207,556.61x = 7,184,873.60 × 3,369,103.66 - Step 4: Simplify right side
5,207,556.61x = 24,206,583,920,223.81 - Step 5: Solve for x
x = 24,206,583,920,223.81/5,207,556.61 - Step 6: Final answer
x = 4,648,357.33
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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.