Finding the Fourth Proportional to 4,067,219.20, 5,610,430.56 and 2,536,669.12
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Solution
The fourth proportional to 4,067,219.20, 5,610,430.56 and 2,536,669.12 is: 3,499,148.99
Step by Step Solution
- Step 1: Write the proportion equation
4,067,219.20 : 5,610,430.56 = 2,536,669.12 : x - Step 2: Convert to fraction form
4,067,219.20/5,610,430.56 = 2,536,669.12/x - Step 3: Cross multiply
4,067,219.20x = 5,610,430.56 × 2,536,669.12 - Step 4: Simplify right side
4,067,219.20x = 14,231,805,951,456.31 - Step 5: Solve for x
x = 14,231,805,951,456.31/4,067,219.20 - Step 6: Final answer
x = 3,499,148.99
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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.