Finding the Fourth Proportional to 2,694,246.53, 3,722,923.71 and 1,918,530.63
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Solution
The fourth proportional to 2,694,246.53, 3,722,923.71 and 1,918,530.63 is: 2,651,035.50
Step by Step Solution
- Step 1: Write the proportion equation
2,694,246.53 : 3,722,923.71 = 1,918,530.63 : x - Step 2: Convert to fraction form
2,694,246.53/3,722,923.71 = 1,918,530.63/x - Step 3: Cross multiply
2,694,246.53x = 3,722,923.71 × 1,918,530.63 - Step 4: Simplify right side
2,694,246.53x = 7,142,543,170,788.24 - Step 5: Solve for x
x = 7,142,543,170,788.24/2,694,246.53 - Step 6: Final answer
x = 2,651,035.50
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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.