Finding the Fourth Proportional to 5,236,202.64, 7,226,002.80 and 2,944,343.28
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Solution
The fourth proportional to 5,236,202.64, 7,226,002.80 and 2,944,343.28 is: 4,063,217.99
Step by Step Solution
- Step 1: Write the proportion equation
5,236,202.64 : 7,226,002.80 = 2,944,343.28 : x - Step 2: Convert to fraction form
5,236,202.64/7,226,002.80 = 2,944,343.28/x - Step 3: Cross multiply
5,236,202.64x = 7,226,002.80 × 2,944,343.28 - Step 4: Simplify right side
5,236,202.64x = 21,275,832,785,441.18 - Step 5: Solve for x
x = 21,275,832,785,441.18/5,236,202.64 - Step 6: Final answer
x = 4,063,217.99
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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.