Finding the Fourth Proportional to 4,069,839.40, 6,104,759.10 and 1,230,389.80
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Solution
The fourth proportional to 4,069,839.40, 6,104,759.10 and 1,230,389.80 is: 1,845,584.70
Step by Step Solution
- Step 1: Write the proportion equation
4,069,839.40 : 6,104,759.10 = 1,230,389.80 : x - Step 2: Convert to fraction form
4,069,839.40/6,104,759.10 = 1,230,389.80/x - Step 3: Cross multiply
4,069,839.40x = 6,104,759.10 × 1,230,389.80 - Step 4: Simplify right side
4,069,839.40x = 7,511,233,328,097.18 - Step 5: Solve for x
x = 7,511,233,328,097.18/4,069,839.40 - Step 6: Final answer
x = 1,845,584.70
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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.