Finding the Fourth Proportional to 4,087,131.24, 5,640,682.14 and 2,251,777.08
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Solution
The fourth proportional to 4,087,131.24, 5,640,682.14 and 2,251,777.08 is: 3,107,695.35
Step by Step Solution
- Step 1: Write the proportion equation
4,087,131.24 : 5,640,682.14 = 2,251,777.08 : x - Step 2: Convert to fraction form
4,087,131.24/5,640,682.14 = 2,251,777.08/x - Step 3: Cross multiply
4,087,131.24x = 5,640,682.14 × 2,251,777.08 - Step 4: Simplify right side
4,087,131.24x = 12,701,558,758,417.35 - Step 5: Solve for x
x = 12,701,558,758,417.35/4,087,131.24 - Step 6: Final answer
x = 3,107,695.35
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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.