Finding the Fourth Proportional to 4,807,438.70, 6,634,633.66 and 2,742,499.82
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Solution
The fourth proportional to 4,807,438.70, 6,634,633.66 and 2,742,499.82 is: 3,784,859.84
Step by Step Solution
- Step 1: Write the proportion equation
4,807,438.70 : 6,634,633.66 = 2,742,499.82 : x - Step 2: Convert to fraction form
4,807,438.70/6,634,633.66 = 2,742,499.82/x - Step 3: Cross multiply
4,807,438.70x = 6,634,633.66 × 2,742,499.82 - Step 4: Simplify right side
4,807,438.70x = 18,195,481,628,046.27 - Step 5: Solve for x
x = 18,195,481,628,046.27/4,807,438.70 - Step 6: Final answer
x = 3,784,859.84
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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.