Finding the Fourth Proportional to 3,840,283.98, 5,760,405.14 and 1,565,799.53
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Solution
The fourth proportional to 3,840,283.98, 5,760,405.14 and 1,565,799.53 is: 2,348,690.79
Step by Step Solution
- Step 1: Write the proportion equation
3,840,283.98 : 5,760,405.14 = 1,565,799.53 : x - Step 2: Convert to fraction form
3,840,283.98/5,760,405.14 = 1,565,799.53/x - Step 3: Cross multiply
3,840,283.98x = 5,760,405.14 × 1,565,799.53 - Step 4: Simplify right side
3,840,283.98x = 9,019,639,624,190.56 - Step 5: Solve for x
x = 9,019,639,624,190.56/3,840,283.98 - Step 6: Final answer
x = 2,348,690.79
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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.