Finding the Fourth Proportional to 6,890,872.45, 10,335,519.97 and 1,842,576.61
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Solution
The fourth proportional to 6,890,872.45, 10,335,519.97 and 1,842,576.61 is: 2,763,654.02
Step by Step Solution
- Step 1: Write the proportion equation
6,890,872.45 : 10,335,519.97 = 1,842,576.61 : x - Step 2: Convert to fraction form
6,890,872.45/10,335,519.97 = 1,842,576.61/x - Step 3: Cross multiply
6,890,872.45x = 10,335,519.97 × 1,842,576.61 - Step 4: Simplify right side
6,890,872.45x = 19,043,987,348,909.90 - Step 5: Solve for x
x = 19,043,987,348,909.90/6,890,872.45 - Step 6: Final answer
x = 2,763,654.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.