Finding the Fourth Proportional to 3,206,530.84, 4,424,967.88 and 1,830,311
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Solution
The fourth proportional to 3,206,530.84, 4,424,967.88 and 1,830,311 is: 2,525,803.68
Step by Step Solution
- Step 1: Write the proportion equation
3,206,530.84 : 4,424,967.88 = 1,830,311 : x - Step 2: Convert to fraction form
3,206,530.84/4,424,967.88 = 1,830,311/x - Step 3: Cross multiply
3,206,530.84x = 4,424,967.88 × 1,830,311 - Step 4: Simplify right side
3,206,530.84x = 8,099,067,385,410.68 - Step 5: Solve for x
x = 8,099,067,385,410.68/3,206,530.84 - Step 6: Final answer
x = 2,525,803.68
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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.