Finding the Fourth Proportional to 2,135,444.26, 2,946,913.44 and 1,168,574.80
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Solution
The fourth proportional to 2,135,444.26, 2,946,913.44 and 1,168,574.80 is: 1,612,633.42
Step by Step Solution
- Step 1: Write the proportion equation
2,135,444.26 : 2,946,913.44 = 1,168,574.80 : x - Step 2: Convert to fraction form
2,135,444.26/2,946,913.44 = 1,168,574.80/x - Step 3: Cross multiply
2,135,444.26x = 2,946,913.44 × 1,168,574.80 - Step 4: Simplify right side
2,135,444.26x = 3,443,688,783,765.31 - Step 5: Solve for x
x = 3,443,688,783,765.31/2,135,444.26 - Step 6: Final answer
x = 1,612,633.42
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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.