Finding the Fourth Proportional to 2,277,431.24, 3,143,167.62 and 1,310,541.80
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Solution
The fourth proportional to 2,277,431.24, 3,143,167.62 and 1,310,541.80 is: 1,808,727.52
Step by Step Solution
- Step 1: Write the proportion equation
2,277,431.24 : 3,143,167.62 = 1,310,541.80 : x - Step 2: Convert to fraction form
2,277,431.24/3,143,167.62 = 1,310,541.80/x - Step 3: Cross multiply
2,277,431.24x = 3,143,167.62 × 1,310,541.80 - Step 4: Simplify right side
2,277,431.24x = 4,119,252,550,416.52 - Step 5: Solve for x
x = 4,119,252,550,416.52/2,277,431.24 - Step 6: Final answer
x = 1,808,727.52
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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.