Finding the Fourth Proportional to 3,349,436.24, 4,623,424.44 and 1,991,306
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Solution
The fourth proportional to 3,349,436.24, 4,623,424.44 and 1,991,306 is: 2,748,717.15
Step by Step Solution
- Step 1: Write the proportion equation
3,349,436.24 : 4,623,424.44 = 1,991,306 : x - Step 2: Convert to fraction form
3,349,436.24/4,623,424.44 = 1,991,306/x - Step 3: Cross multiply
3,349,436.24x = 4,623,424.44 × 1,991,306 - Step 4: Simplify right side
3,349,436.24x = 9,206,652,827,918.64 - Step 5: Solve for x
x = 9,206,652,827,918.64/3,349,436.24 - Step 6: Final answer
x = 2,748,717.15
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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.