Finding the Fourth Proportional to 3,418,592.36, 4,719,110.04 and 2,130,069.36
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Solution
The fourth proportional to 3,418,592.36, 4,719,110.04 and 2,130,069.36 is: 2,940,400.80
Step by Step Solution
- Step 1: Write the proportion equation
3,418,592.36 : 4,719,110.04 = 2,130,069.36 : x - Step 2: Convert to fraction form
3,418,592.36/4,719,110.04 = 2,130,069.36/x - Step 3: Cross multiply
3,418,592.36x = 4,719,110.04 × 2,130,069.36 - Step 4: Simplify right side
3,418,592.36x = 10,052,031,702,672.37 - Step 5: Solve for x
x = 10,052,031,702,672.37/3,418,592.36 - Step 6: Final answer
x = 2,940,400.80
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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.