Finding the Fourth Proportional to 2,523,680.74, 3,482,547.68 and 1,377,539.64
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Solution
The fourth proportional to 2,523,680.74, 3,482,547.68 and 1,377,539.64 is: 1,900,932.79
Step by Step Solution
- Step 1: Write the proportion equation
2,523,680.74 : 3,482,547.68 = 1,377,539.64 : x - Step 2: Convert to fraction form
2,523,680.74/3,482,547.68 = 1,377,539.64/x - Step 3: Cross multiply
2,523,680.74x = 3,482,547.68 × 1,377,539.64 - Step 4: Simplify right side
2,523,680.74x = 4,797,347,477,390.04 - Step 5: Solve for x
x = 4,797,347,477,390.04/2,523,680.74 - Step 6: Final answer
x = 1,900,932.79
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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.