Finding the Fourth Proportional to 1,215,597.74, 1,823,474.36 and 467,643.74
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Solution
The fourth proportional to 1,215,597.74, 1,823,474.36 and 467,643.74 is: 701,495.52
Step by Step Solution
- Step 1: Write the proportion equation
1,215,597.74 : 1,823,474.36 = 467,643.74 : x - Step 2: Convert to fraction form
1,215,597.74/1,823,474.36 = 467,643.74/x - Step 3: Cross multiply
1,215,597.74x = 1,823,474.36 × 467,643.74 - Step 4: Simplify right side
1,215,597.74x = 852,736,361,556.24 - Step 5: Solve for x
x = 852,736,361,556.24/1,215,597.74 - Step 6: Final answer
x = 701,495.52
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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.