Finding the Fourth Proportional to 3,561,503.18, 5,342,753.74 and 1,165,536.14
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Solution
The fourth proportional to 3,561,503.18, 5,342,753.74 and 1,165,536.14 is: 1,748,467.50
Step by Step Solution
- Step 1: Write the proportion equation
3,561,503.18 : 5,342,753.74 = 1,165,536.14 : x - Step 2: Convert to fraction form
3,561,503.18/5,342,753.74 = 1,165,536.14/x - Step 3: Cross multiply
3,561,503.18x = 5,342,753.74 × 1,165,536.14 - Step 4: Simplify right side
3,561,503.18x = 6,227,172,571,090.16 - Step 5: Solve for x
x = 6,227,172,571,090.16/3,561,503.18 - Step 6: Final answer
x = 1,748,467.50
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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.