Finding the Fourth Proportional to 5,352,263.91, 8,031,773.21 and 2,278,249.99
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Solution
The fourth proportional to 5,352,263.91, 8,031,773.21 and 2,278,249.99 is: 3,418,812.58
Step by Step Solution
- Step 1: Write the proportion equation
5,352,263.91 : 8,031,773.21 = 2,278,249.99 : x - Step 2: Convert to fraction form
5,352,263.91/8,031,773.21 = 2,278,249.99/x - Step 3: Cross multiply
5,352,263.91x = 8,031,773.21 × 2,278,249.99 - Step 4: Simplify right side
5,352,263.91x = 18,298,387,203,894.08 - Step 5: Solve for x
x = 18,298,387,203,894.08/5,352,263.91 - Step 6: Final answer
x = 3,418,812.58
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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.