Finding the Fourth Proportional to 3,366,141.16, 5,049,256.36 and 1,122,279.88
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Solution
The fourth proportional to 3,366,141.16, 5,049,256.36 and 1,122,279.88 is: 1,683,434.70
Step by Step Solution
- Step 1: Write the proportion equation
3,366,141.16 : 5,049,256.36 = 1,122,279.88 : x - Step 2: Convert to fraction form
3,366,141.16/5,049,256.36 = 1,122,279.88/x - Step 3: Cross multiply
3,366,141.16x = 5,049,256.36 × 1,122,279.88 - Step 4: Simplify right side
3,366,141.16x = 5,666,678,821,790.04 - Step 5: Solve for x
x = 5,666,678,821,790.04/3,366,141.16 - Step 6: Final answer
x = 1,683,434.70
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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.