Finding the Fourth Proportional to 4,124,682.42, 5,692,745.87 and 2,405,802.88
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Solution
The fourth proportional to 4,124,682.42, 5,692,745.87 and 2,405,802.88 is: 3,320,407.01
Step by Step Solution
- Step 1: Write the proportion equation
4,124,682.42 : 5,692,745.87 = 2,405,802.88 : x - Step 2: Convert to fraction form
4,124,682.42/5,692,745.87 = 2,405,802.88/x - Step 3: Cross multiply
4,124,682.42x = 5,692,745.87 × 2,405,802.88 - Step 4: Simplify right side
4,124,682.42x = 13,695,624,409,154.11 - Step 5: Solve for x
x = 13,695,624,409,154.11/4,124,682.42 - Step 6: Final answer
x = 3,320,407.01
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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.