Finding the Fourth Proportional to 3,808,786.78, 5,713,113.99 and 1,534,253.03
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Solution
The fourth proportional to 3,808,786.78, 5,713,113.99 and 1,534,253.03 is: 2,301,352.89
Step by Step Solution
- Step 1: Write the proportion equation
3,808,786.78 : 5,713,113.99 = 1,534,253.03 : x - Step 2: Convert to fraction form
3,808,786.78/5,713,113.99 = 1,534,253.03/x - Step 3: Cross multiply
3,808,786.78x = 5,713,113.99 × 1,534,253.03 - Step 4: Simplify right side
3,808,786.78x = 8,765,362,448,504.95 - Step 5: Solve for x
x = 8,765,362,448,504.95/3,808,786.78 - Step 6: Final answer
x = 2,301,352.89
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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.