Finding the Fourth Proportional to 3,742,309.96, 5,163,208.84 and 2,290,491.88
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Solution
The fourth proportional to 3,742,309.96, 5,163,208.84 and 2,290,491.88 is: 3,160,157.24
Step by Step Solution
- Step 1: Write the proportion equation
3,742,309.96 : 5,163,208.84 = 2,290,491.88 : x - Step 2: Convert to fraction form
3,742,309.96/5,163,208.84 = 2,290,491.88/x - Step 3: Cross multiply
3,742,309.96x = 5,163,208.84 × 2,290,491.88 - Step 4: Simplify right side
3,742,309.96x = 11,826,287,922,764.22 - Step 5: Solve for x
x = 11,826,287,922,764.22/3,742,309.96 - Step 6: Final answer
x = 3,160,157.24
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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.