Finding the Fourth Proportional to 2,094,122.21, 3,143,841.20 and 1,780,572.02
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Solution
The fourth proportional to 2,094,122.21, 3,143,841.20 and 1,780,572.02 is: 2,673,117.96
Step by Step Solution
- Step 1: Write the proportion equation
2,094,122.21 : 3,143,841.20 = 1,780,572.02 : x - Step 2: Convert to fraction form
2,094,122.21/3,143,841.20 = 1,780,572.02/x - Step 3: Cross multiply
2,094,122.21x = 3,143,841.20 × 1,780,572.02 - Step 4: Simplify right side
2,094,122.21x = 5,597,835,685,798.13 - Step 5: Solve for x
x = 5,597,835,685,798.13/2,094,122.21 - Step 6: Final answer
x = 2,673,117.96
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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.