Finding the Fourth Proportional to 3,908,054.98, 5,862,453.99 and 1,212,409.54
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Solution
The fourth proportional to 3,908,054.98, 5,862,453.99 and 1,212,409.54 is: 1,818,729.57
Step by Step Solution
- Step 1: Write the proportion equation
3,908,054.98 : 5,862,453.99 = 1,212,409.54 : x - Step 2: Convert to fraction form
3,908,054.98/5,862,453.99 = 1,212,409.54/x - Step 3: Cross multiply
3,908,054.98x = 5,862,453.99 × 1,212,409.54 - Step 4: Simplify right side
3,908,054.98x = 7,107,695,145,287.07 - Step 5: Solve for x
x = 7,107,695,145,287.07/3,908,054.98 - Step 6: Final answer
x = 1,818,729.57
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.