Finding the Fourth Proportional to 4,119,142.64, 5,684,415.84 and 2,283,596.36
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Solution
The fourth proportional to 4,119,142.64, 5,684,415.84 and 2,283,596.36 is: 3,151,362.42
Step by Step Solution
- Step 1: Write the proportion equation
4,119,142.64 : 5,684,415.84 = 2,283,596.36 : x - Step 2: Convert to fraction form
4,119,142.64/5,684,415.84 = 2,283,596.36/x - Step 3: Cross multiply
4,119,142.64x = 5,684,415.84 × 2,283,596.36 - Step 4: Simplify right side
4,119,142.64x = 12,980,911,320,950.34 - Step 5: Solve for x
x = 12,980,911,320,950.34/4,119,142.64 - Step 6: Final answer
x = 3,151,362.42
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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.