Finding the Fourth Proportional to 3,691,485.44, 5,537,195.52 and 1,167,142.40
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Solution
The fourth proportional to 3,691,485.44, 5,537,195.52 and 1,167,142.40 is: 1,750,703.28
Step by Step Solution
- Step 1: Write the proportion equation
3,691,485.44 : 5,537,195.52 = 1,167,142.40 : x - Step 2: Convert to fraction form
3,691,485.44/5,537,195.52 = 1,167,142.40/x - Step 3: Cross multiply
3,691,485.44x = 5,537,195.52 × 1,167,142.40 - Step 4: Simplify right side
3,691,485.44x = 6,462,695,668,482.05 - Step 5: Solve for x
x = 6,462,695,668,482.05/3,691,485.44 - Step 6: Final answer
x = 1,750,703.28
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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.