Finding the Fourth Proportional to 4,626,626.42, 6,941,391.46 and 2,782,261.08
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Solution
The fourth proportional to 4,626,626.42, 6,941,391.46 and 2,782,261.08 is: 4,174,264.69
Step by Step Solution
- Step 1: Write the proportion equation
4,626,626.42 : 6,941,391.46 = 2,782,261.08 : x - Step 2: Convert to fraction form
4,626,626.42/6,941,391.46 = 2,782,261.08/x - Step 3: Cross multiply
4,626,626.42x = 6,941,391.46 × 2,782,261.08 - Step 4: Simplify right side
4,626,626.42x = 19,312,763,300,202.38 - Step 5: Solve for x
x = 19,312,763,300,202.38/4,626,626.42 - Step 6: Final answer
x = 4,174,264.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.