Finding the Fourth Proportional to 2,197,614.53, 3,032,563.70 and 1,230,523.13
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Solution
The fourth proportional to 2,197,614.53, 3,032,563.70 and 1,230,523.13 is: 1,698,041.09
Step by Step Solution
- Step 1: Write the proportion equation
2,197,614.53 : 3,032,563.70 = 1,230,523.13 : x - Step 2: Convert to fraction form
2,197,614.53/3,032,563.70 = 1,230,523.13/x - Step 3: Cross multiply
2,197,614.53x = 3,032,563.70 × 1,230,523.13 - Step 4: Simplify right side
2,197,614.53x = 3,731,639,754,732.95 - Step 5: Solve for x
x = 3,731,639,754,732.95/2,197,614.53 - Step 6: Final answer
x = 1,698,041.09
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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.