Finding the Fourth Proportional to 2,631,378.24, 3,631,262.61 and 1,469,840.67
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Solution
The fourth proportional to 2,631,378.24, 3,631,262.61 and 1,469,840.67 is: 2,028,358.14
Step by Step Solution
- Step 1: Write the proportion equation
2,631,378.24 : 3,631,262.61 = 1,469,840.67 : x - Step 2: Convert to fraction form
2,631,378.24/3,631,262.61 = 1,469,840.67/x - Step 3: Cross multiply
2,631,378.24x = 3,631,262.61 × 1,469,840.67 - Step 4: Simplify right side
2,631,378.24x = 5,337,377,467,628.35 - Step 5: Solve for x
x = 5,337,377,467,628.35/2,631,378.24 - Step 6: Final answer
x = 2,028,358.14
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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.