Finding the Fourth Proportional to 3,798,197.08, 5,695,468.26 and 1,272,085.72
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Solution
The fourth proportional to 3,798,197.08, 5,695,468.26 and 1,272,085.72 is: 1,907,516.56
Step by Step Solution
- Step 1: Write the proportion equation
3,798,197.08 : 5,695,468.26 = 1,272,085.72 : x - Step 2: Convert to fraction form
3,798,197.08/5,695,468.26 = 1,272,085.72/x - Step 3: Cross multiply
3,798,197.08x = 5,695,468.26 × 1,272,085.72 - Step 4: Simplify right side
3,798,197.08x = 7,245,123,842,259.25 - Step 5: Solve for x
x = 7,245,123,842,259.25/3,798,197.08 - Step 6: Final answer
x = 1,907,516.56
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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.