Finding the Fourth Proportional to 3,320,292.36, 4,582,329.40 and 1,943,553.18
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Solution
The fourth proportional to 3,320,292.36, 4,582,329.40 and 1,943,553.18 is: 2,682,294.18
Step by Step Solution
- Step 1: Write the proportion equation
3,320,292.36 : 4,582,329.40 = 1,943,553.18 : x - Step 2: Convert to fraction form
3,320,292.36/4,582,329.40 = 1,943,553.18/x - Step 3: Cross multiply
3,320,292.36x = 4,582,329.40 × 1,943,553.18 - Step 4: Simplify right side
3,320,292.36x = 8,906,000,877,177.49 - Step 5: Solve for x
x = 8,906,000,877,177.49/3,320,292.36 - Step 6: Final answer
x = 2,682,294.18
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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.