Finding the Fourth Proportional to 5,735,234.01, 7,914,791.14 and 3,121,908.55
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Solution
The fourth proportional to 5,735,234.01, 7,914,791.14 and 3,121,908.55 is: 4,308,325.35
Step by Step Solution
- Step 1: Write the proportion equation
5,735,234.01 : 7,914,791.14 = 3,121,908.55 : x - Step 2: Convert to fraction form
5,735,234.01/7,914,791.14 = 3,121,908.55/x - Step 3: Cross multiply
5,735,234.01x = 7,914,791.14 × 3,121,908.55 - Step 4: Simplify right side
5,735,234.01x = 24,709,254,091,856.29 - Step 5: Solve for x
x = 24,709,254,091,856.29/5,735,234.01 - Step 6: Final answer
x = 4,308,325.35
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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.