Finding the Fourth Proportional to 3,582,354.12, 4,943,518.16 and 1,950,725.68
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Solution
The fourth proportional to 3,582,354.12, 4,943,518.16 and 1,950,725.68 is: 2,691,930.36
Step by Step Solution
- Step 1: Write the proportion equation
3,582,354.12 : 4,943,518.16 = 1,950,725.68 : x - Step 2: Convert to fraction form
3,582,354.12/4,943,518.16 = 1,950,725.68/x - Step 3: Cross multiply
3,582,354.12x = 4,943,518.16 × 1,950,725.68 - Step 4: Simplify right side
3,582,354.12x = 9,643,447,816,776.37 - Step 5: Solve for x
x = 9,643,447,816,776.37/3,582,354.12 - Step 6: Final answer
x = 2,691,930.36
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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.