Finding the Fourth Proportional to 2,457,425.47, 3,391,262.91 and 1,369,765.99
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Solution
The fourth proportional to 2,457,425.47, 3,391,262.91 and 1,369,765.99 is: 1,890,285.85
Step by Step Solution
- Step 1: Write the proportion equation
2,457,425.47 : 3,391,262.91 = 1,369,765.99 : x - Step 2: Convert to fraction form
2,457,425.47/3,391,262.91 = 1,369,765.99/x - Step 3: Cross multiply
2,457,425.47x = 3,391,262.91 × 1,369,765.99 - Step 4: Simplify right side
2,457,425.47x = 4,645,236,597,266.43 - Step 5: Solve for x
x = 4,645,236,597,266.43/2,457,425.47 - Step 6: Final answer
x = 1,890,285.85
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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.