Finding the Fourth Proportional to 3,776,677.84, 5,211,816.17 and 2,057,798.36
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Solution
The fourth proportional to 3,776,677.84, 5,211,816.17 and 2,057,798.36 is: 2,839,762.15
Step by Step Solution
- Step 1: Write the proportion equation
3,776,677.84 : 5,211,816.17 = 2,057,798.36 : x - Step 2: Convert to fraction form
3,776,677.84/5,211,816.17 = 2,057,798.36/x - Step 3: Cross multiply
3,776,677.84x = 5,211,816.17 × 2,057,798.36 - Step 4: Simplify right side
3,776,677.84x = 10,724,866,767,247.48 - Step 5: Solve for x
x = 10,724,866,767,247.48/3,776,677.84 - Step 6: Final answer
x = 2,839,762.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.