Finding the Fourth Proportional to 2,593,455.70, 3,578,972.97 and 1,447,535.74
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Solution
The fourth proportional to 2,593,455.70, 3,578,972.97 and 1,447,535.74 is: 1,997,601.61
Step by Step Solution
- Step 1: Write the proportion equation
2,593,455.70 : 3,578,972.97 = 1,447,535.74 : x - Step 2: Convert to fraction form
2,593,455.70/3,578,972.97 = 1,447,535.74/x - Step 3: Cross multiply
2,593,455.70x = 3,578,972.97 × 1,447,535.74 - Step 4: Simplify right side
2,593,455.70x = 5,180,691,286,568.95 - Step 5: Solve for x
x = 5,180,691,286,568.95/2,593,455.70 - Step 6: Final answer
x = 1,997,601.61
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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.