Finding the Fourth Proportional to 4,194,556.60, 6,241,596.22 and 4,180,384.84
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Solution
The fourth proportional to 4,194,556.60, 6,241,596.22 and 4,180,384.84 is: 6,220,508.32
Step by Step Solution
- Step 1: Write the proportion equation
4,194,556.60 : 6,241,596.22 = 4,180,384.84 : x - Step 2: Convert to fraction form
4,194,556.60/6,241,596.22 = 4,180,384.84/x - Step 3: Cross multiply
4,194,556.60x = 6,241,596.22 × 4,180,384.84 - Step 4: Simplify right side
4,194,556.60x = 26,092,274,215,489.30 - Step 5: Solve for x
x = 26,092,274,215,489.30/4,194,556.60 - Step 6: Final answer
x = 6,220,508.32
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.