Finding the Fourth Proportional to 5,065,936.70, 6,991,048.94 and 2,742,880.67
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Solution
The fourth proportional to 5,065,936.70, 6,991,048.94 and 2,742,880.67 is: 3,785,205.80
Step by Step Solution
- Step 1: Write the proportion equation
5,065,936.70 : 6,991,048.94 = 2,742,880.67 : x - Step 2: Convert to fraction form
5,065,936.70/6,991,048.94 = 2,742,880.67/x - Step 3: Cross multiply
5,065,936.70x = 6,991,048.94 × 2,742,880.67 - Step 4: Simplify right side
5,065,936.70x = 19,175,613,000,549.99 - Step 5: Solve for x
x = 19,175,613,000,549.99/5,065,936.70 - Step 6: Final answer
x = 3,785,205.80
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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.