Finding the Fourth Proportional to 4,502,659.80, 6,213,556.11 and 2,515,811.61
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Solution
The fourth proportional to 4,502,659.80, 6,213,556.11 and 2,515,811.61 is: 3,471,756.09
Step by Step Solution
- Step 1: Write the proportion equation
4,502,659.80 : 6,213,556.11 = 2,515,811.61 : x - Step 2: Convert to fraction form
4,502,659.80/6,213,556.11 = 2,515,811.61/x - Step 3: Cross multiply
4,502,659.80x = 6,213,556.11 × 2,515,811.61 - Step 4: Simplify right side
4,502,659.80x = 15,632,136,600,924.44 - Step 5: Solve for x
x = 15,632,136,600,924.44/4,502,659.80 - Step 6: Final answer
x = 3,471,756.09
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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.