Finding the Fourth Proportional to 2,864,464.94, 3,952,882.68 and 1,575,305.30
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Solution
The fourth proportional to 2,864,464.94, 3,952,882.68 and 1,575,305.30 is: 2,173,877.90
Step by Step Solution
- Step 1: Write the proportion equation
2,864,464.94 : 3,952,882.68 = 1,575,305.30 : x - Step 2: Convert to fraction form
2,864,464.94/3,952,882.68 = 1,575,305.30/x - Step 3: Cross multiply
2,864,464.94x = 3,952,882.68 × 1,575,305.30 - Step 4: Simplify right side
2,864,464.94x = 6,226,997,036,082.20 - Step 5: Solve for x
x = 6,226,997,036,082.20/2,864,464.94 - Step 6: Final answer
x = 2,173,877.90
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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.