Finding the Fourth Proportional to 2,723,068.12, 3,756,176.13 and 1,676,657.74
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Solution
The fourth proportional to 2,723,068.12, 3,756,176.13 and 1,676,657.74 is: 2,312,766.89
Step by Step Solution
- Step 1: Write the proportion equation
2,723,068.12 : 3,756,176.13 = 1,676,657.74 : x - Step 2: Convert to fraction form
2,723,068.12/3,756,176.13 = 1,676,657.74/x - Step 3: Cross multiply
2,723,068.12x = 3,756,176.13 × 1,676,657.74 - Step 4: Simplify right side
2,723,068.12x = 6,297,821,781,167.75 - Step 5: Solve for x
x = 6,297,821,781,167.75/2,723,068.12 - Step 6: Final answer
x = 2,312,766.89
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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.