Finding the Fourth Proportional to 2,291,528.64, 3,439,393.44 and 1,227,771.84
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Solution
The fourth proportional to 2,291,528.64, 3,439,393.44 and 1,227,771.84 is: 1,842,783.17
Step by Step Solution
- Step 1: Write the proportion equation
2,291,528.64 : 3,439,393.44 = 1,227,771.84 : x - Step 2: Convert to fraction form
2,291,528.64/3,439,393.44 = 1,227,771.84/x - Step 3: Cross multiply
2,291,528.64x = 3,439,393.44 × 1,227,771.84 - Step 4: Simplify right side
2,291,528.64x = 4,222,790,412,312.73 - Step 5: Solve for x
x = 4,222,790,412,312.73/2,291,528.64 - Step 6: Final answer
x = 1,842,783.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.