Finding the Fourth Proportional to 4,848,987.36, 6,691,145.76 and 2,811,576
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Solution
The fourth proportional to 4,848,987.36, 6,691,145.76 and 2,811,576 is: 3,879,710.02
Step by Step Solution
- Step 1: Write the proportion equation
4,848,987.36 : 6,691,145.76 = 2,811,576 : x - Step 2: Convert to fraction form
4,848,987.36/6,691,145.76 = 2,811,576/x - Step 3: Cross multiply
4,848,987.36x = 6,691,145.76 × 2,811,576 - Step 4: Simplify right side
4,848,987.36x = 18,812,664,831,317.76 - Step 5: Solve for x
x = 18,812,664,831,317.76/4,848,987.36 - Step 6: Final answer
x = 3,879,710.02
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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.