Finding the Fourth Proportional to 3,808,785.88, 5,713,112.64 and 1,534,252.13
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Solution
The fourth proportional to 3,808,785.88, 5,713,112.64 and 1,534,252.13 is: 2,301,351.53
Step by Step Solution
- Step 1: Write the proportion equation
3,808,785.88 : 5,713,112.64 = 1,534,252.13 : x - Step 2: Convert to fraction form
3,808,785.88/5,713,112.64 = 1,534,252.13/x - Step 3: Cross multiply
3,808,785.88x = 5,713,112.64 × 1,534,252.13 - Step 4: Simplify right side
3,808,785.88x = 8,765,355,208,284.36 - Step 5: Solve for x
x = 8,765,355,208,284.36/3,808,785.88 - Step 6: Final answer
x = 2,301,351.53
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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.