Finding the Fourth Proportional to 3,237,147.84, 4,467,264.24 and 1,786,843.62
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Solution
The fourth proportional to 3,237,147.84, 4,467,264.24 and 1,786,843.62 is: 2,465,844.32
Step by Step Solution
- Step 1: Write the proportion equation
3,237,147.84 : 4,467,264.24 = 1,786,843.62 : x - Step 2: Convert to fraction form
3,237,147.84/4,467,264.24 = 1,786,843.62/x - Step 3: Cross multiply
3,237,147.84x = 4,467,264.24 × 1,786,843.62 - Step 4: Simplify right side
3,237,147.84x = 7,982,302,606,098.15 - Step 5: Solve for x
x = 7,982,302,606,098.15/3,237,147.84 - Step 6: Final answer
x = 2,465,844.32
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1.5x scale
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.