Finding the Fourth Proportional to 4,752,892.28, 6,558,995.05 and 2,577,434.99
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Solution
The fourth proportional to 4,752,892.28, 6,558,995.05 and 2,577,434.99 is: 3,556,862.28
Step by Step Solution
- Step 1: Write the proportion equation
4,752,892.28 : 6,558,995.05 = 2,577,434.99 : x - Step 2: Convert to fraction form
4,752,892.28/6,558,995.05 = 2,577,434.99/x - Step 3: Cross multiply
4,752,892.28x = 6,558,995.05 × 2,577,434.99 - Step 4: Simplify right side
4,752,892.28x = 16,905,383,301,868.24 - Step 5: Solve for x
x = 16,905,383,301,868.24/4,752,892.28 - Step 6: Final answer
x = 3,556,862.28
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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.