Finding the Fourth Proportional to 2,229,463.36, 3,076,556.44 and 1,262,600.62
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Solution
The fourth proportional to 2,229,463.36, 3,076,556.44 and 1,262,600.62 is: 1,742,330.53
Step by Step Solution
- Step 1: Write the proportion equation
2,229,463.36 : 3,076,556.44 = 1,262,600.62 : x - Step 2: Convert to fraction form
2,229,463.36/3,076,556.44 = 1,262,600.62/x - Step 3: Cross multiply
2,229,463.36x = 3,076,556.44 × 1,262,600.62 - Step 4: Simplify right side
2,229,463.36x = 3,884,462,068,608.99 - Step 5: Solve for x
x = 3,884,462,068,608.99/2,229,463.36 - Step 6: Final answer
x = 1,742,330.53
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1.5x scale
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.