Finding the Fourth Proportional to 2,457,723.04, 3,391,729.68 and 1,439,032.48
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Solution
The fourth proportional to 2,457,723.04, 3,391,729.68 and 1,439,032.48 is: 1,985,906.91
Step by Step Solution
- Step 1: Write the proportion equation
2,457,723.04 : 3,391,729.68 = 1,439,032.48 : x - Step 2: Convert to fraction form
2,457,723.04/3,391,729.68 = 1,439,032.48/x - Step 3: Cross multiply
2,457,723.04x = 3,391,729.68 × 1,439,032.48 - Step 4: Simplify right side
2,457,723.04x = 4,880,809,172,900.01 - Step 5: Solve for x
x = 4,880,809,172,900.01/2,457,723.04 - Step 6: Final answer
x = 1,985,906.91
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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.