Finding the Fourth Proportional to 2,406,772.18, 3,319,432.41 and 2,045,392.30
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Solution
The fourth proportional to 2,406,772.18, 3,319,432.41 and 2,045,392.30 is: 2,821,015.44
Step by Step Solution
- Step 1: Write the proportion equation
2,406,772.18 : 3,319,432.41 = 2,045,392.30 : x - Step 2: Convert to fraction form
2,406,772.18/3,319,432.41 = 2,045,392.30/x - Step 3: Cross multiply
2,406,772.18x = 3,319,432.41 × 2,045,392.30 - Step 4: Simplify right side
2,406,772.18x = 6,789,541,491,784.44 - Step 5: Solve for x
x = 6,789,541,491,784.44/2,406,772.18 - Step 6: Final answer
x = 2,821,015.44
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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.