Finding the Fourth Proportional to 2,970,328.11, 4,099,060.68 and 1,612,201.11
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Solution
The fourth proportional to 2,970,328.11, 4,099,060.68 and 1,612,201.11 is: 2,224,841.81
Step by Step Solution
- Step 1: Write the proportion equation
2,970,328.11 : 4,099,060.68 = 1,612,201.11 : x - Step 2: Convert to fraction form
2,970,328.11/4,099,060.68 = 1,612,201.11/x - Step 3: Cross multiply
2,970,328.11x = 4,099,060.68 × 1,612,201.11 - Step 4: Simplify right side
2,970,328.11x = 6,608,510,178,253.36 - Step 5: Solve for x
x = 6,608,510,178,253.36/2,970,328.11 - Step 6: Final answer
x = 2,224,841.81
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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.