Finding the Fourth Proportional to 4,101,874.56, 5,660,646.12 and 2,266,375.28
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Solution
The fourth proportional to 4,101,874.56, 5,660,646.12 and 2,266,375.28 is: 3,127,630.60
Step by Step Solution
- Step 1: Write the proportion equation
4,101,874.56 : 5,660,646.12 = 2,266,375.28 : x - Step 2: Convert to fraction form
4,101,874.56/5,660,646.12 = 2,266,375.28/x - Step 3: Cross multiply
4,101,874.56x = 5,660,646.12 × 2,266,375.28 - Step 4: Simplify right side
4,101,874.56x = 12,829,148,406,892.68 - Step 5: Solve for x
x = 12,829,148,406,892.68/4,101,874.56 - Step 6: Final answer
x = 3,127,630.60
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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.