Finding the Fourth Proportional to 2,545,376.96, 3,512,412.45 and 1,498,632.98
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Solution
The fourth proportional to 2,545,376.96, 3,512,412.45 and 1,498,632.98 is: 2,067,991.19
Step by Step Solution
- Step 1: Write the proportion equation
2,545,376.96 : 3,512,412.45 = 1,498,632.98 : x - Step 2: Convert to fraction form
2,545,376.96/3,512,412.45 = 1,498,632.98/x - Step 3: Cross multiply
2,545,376.96x = 3,512,412.45 × 1,498,632.98 - Step 4: Simplify right side
2,545,376.96x = 5,263,817,119,370.54 - Step 5: Solve for x
x = 5,263,817,119,370.54/2,545,376.96 - Step 6: Final answer
x = 2,067,991.19
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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.