Finding the Fourth Proportional to 2,764,411.42, 4,146,682.74 and 742,657.90
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Solution
The fourth proportional to 2,764,411.42, 4,146,682.74 and 742,657.90 is: 1,114,004.48
Step by Step Solution
- Step 1: Write the proportion equation
2,764,411.42 : 4,146,682.74 = 742,657.90 : x - Step 2: Convert to fraction form
2,764,411.42/4,146,682.74 = 742,657.90/x - Step 3: Cross multiply
2,764,411.42x = 4,146,682.74 × 742,657.90 - Step 4: Simplify right side
2,764,411.42x = 3,079,566,695,654.65 - Step 5: Solve for x
x = 3,079,566,695,654.65/2,764,411.42 - Step 6: Final answer
x = 1,114,004.48
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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.