Finding the Fourth Proportional to 4,455,029.28, 6,147,944.64 and 2,417,839.32
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Solution
The fourth proportional to 4,455,029.28, 6,147,944.64 and 2,417,839.32 is: 3,336,620.56
Step by Step Solution
- Step 1: Write the proportion equation
4,455,029.28 : 6,147,944.64 = 2,417,839.32 : x - Step 2: Convert to fraction form
4,455,029.28/6,147,944.64 = 2,417,839.32/x - Step 3: Cross multiply
4,455,029.28x = 6,147,944.64 × 2,417,839.32 - Step 4: Simplify right side
4,455,029.28x = 14,864,742,287,775.24 - Step 5: Solve for x
x = 14,864,742,287,775.24/4,455,029.28 - Step 6: Final answer
x = 3,336,620.56
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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.