Finding the Fourth Proportional to 4,031,256.37, 5,563,261.29 and 2,195,769.91
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Solution
The fourth proportional to 4,031,256.37, 5,563,261.29 and 2,195,769.91 is: 3,030,231.92
Step by Step Solution
- Step 1: Write the proportion equation
4,031,256.37 : 5,563,261.29 = 2,195,769.91 : x - Step 2: Convert to fraction form
4,031,256.37/5,563,261.29 = 2,195,769.91/x - Step 3: Cross multiply
4,031,256.37x = 5,563,261.29 × 2,195,769.91 - Step 4: Simplify right side
4,031,256.37x = 12,215,641,742,049.79 - Step 5: Solve for x
x = 12,215,641,742,049.79/4,031,256.37 - Step 6: Final answer
x = 3,030,231.92
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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.