Finding the Fourth Proportional to 5,643,468.88, 8,467,446.44 and 1,805,882.58
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Solution
The fourth proportional to 5,643,468.88, 8,467,446.44 and 1,805,882.58 is: 2,709,541.66
Step by Step Solution
- Step 1: Write the proportion equation
5,643,468.88 : 8,467,446.44 = 1,805,882.58 : x - Step 2: Convert to fraction form
5,643,468.88/8,467,446.44 = 1,805,882.58/x - Step 3: Cross multiply
5,643,468.88x = 8,467,446.44 × 1,805,882.58 - Step 4: Simplify right side
5,643,468.88x = 15,291,214,027,593.72 - Step 5: Solve for x
x = 15,291,214,027,593.72/5,643,468.88 - Step 6: Final answer
x = 2,709,541.66
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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.