Finding the Fourth Proportional to 1,865,317.20, 2,798,464.76 and 585,872.99
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Solution
The fourth proportional to 1,865,317.20, 2,798,464.76 and 585,872.99 is: 878,963.07
Step by Step Solution
- Step 1: Write the proportion equation
1,865,317.20 : 2,798,464.76 = 585,872.99 : x - Step 2: Convert to fraction form
1,865,317.20/2,798,464.76 = 585,872.99/x - Step 3: Cross multiply
1,865,317.20x = 2,798,464.76 × 585,872.99 - Step 4: Simplify right side
1,865,317.20x = 1,639,544,924,811.68 - Step 5: Solve for x
x = 1,639,544,924,811.68/1,865,317.20 - Step 6: Final answer
x = 878,963.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.