Finding the Fourth Proportional to 2,229,450.71, 3,076,539.01 and 1,262,587.92
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Solution
The fourth proportional to 2,229,450.71, 3,076,539.01 and 1,262,587.92 is: 1,742,313.02
Step by Step Solution
- Step 1: Write the proportion equation
2,229,450.71 : 3,076,539.01 = 1,262,587.92 : x - Step 2: Convert to fraction form
2,229,450.71/3,076,539.01 = 1,262,587.92/x - Step 3: Cross multiply
2,229,450.71x = 3,076,539.01 × 1,262,587.92 - Step 4: Simplify right side
2,229,450.71x = 3,884,400,989,434.76 - Step 5: Solve for x
x = 3,884,400,989,434.76/2,229,450.71 - Step 6: Final answer
x = 1,742,313.02
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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.