Finding the Fourth Proportional to 4,286,554.32, 5,915,424.16 and 2,352,847.80
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Solution
The fourth proportional to 4,286,554.32, 5,915,424.16 and 2,352,847.80 is: 3,246,918.55
Step by Step Solution
- Step 1: Write the proportion equation
4,286,554.32 : 5,915,424.16 = 2,352,847.80 : x - Step 2: Convert to fraction form
4,286,554.32/5,915,424.16 = 2,352,847.80/x - Step 3: Cross multiply
4,286,554.32x = 5,915,424.16 × 2,352,847.80 - Step 4: Simplify right side
4,286,554.32x = 13,918,092,720,922.85 - Step 5: Solve for x
x = 13,918,092,720,922.85/4,286,554.32 - Step 6: Final answer
x = 3,246,918.55
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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.