Finding the Fourth Proportional to 4,987,410.19, 7,481,115.07 and 2,294,000.79
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Solution
The fourth proportional to 4,987,410.19, 7,481,115.07 and 2,294,000.79 is: 3,441,001.09
Step by Step Solution
- Step 1: Write the proportion equation
4,987,410.19 : 7,481,115.07 = 2,294,000.79 : x - Step 2: Convert to fraction form
4,987,410.19/7,481,115.07 = 2,294,000.79/x - Step 3: Cross multiply
4,987,410.19x = 7,481,115.07 × 2,294,000.79 - Step 4: Simplify right side
4,987,410.19x = 17,161,683,880,660.91 - Step 5: Solve for x
x = 17,161,683,880,660.91/4,987,410.19 - Step 6: Final answer
x = 3,441,001.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.