Finding the Fourth Proportional to 1,416,595, 2,125,307.58 and 457,031.08
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Solution
The fourth proportional to 1,416,595, 2,125,307.58 and 457,031.08 is: 685,680.54
Step by Step Solution
- Step 1: Write the proportion equation
1,416,595 : 2,125,307.58 = 457,031.08 : x - Step 2: Convert to fraction form
1,416,595/2,125,307.58 = 457,031.08/x - Step 3: Cross multiply
1,416,595x = 2,125,307.58 × 457,031.08 - Step 4: Simplify right side
1,416,595x = 971,331,618,619.59 - Step 5: Solve for x
x = 971,331,618,619.59/1,416,595 - Step 6: Final answer
x = 685,680.54
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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.