Finding the Fourth Proportional to 2,553,474.28, 3,830,771.70 and 756,498.28
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Solution
The fourth proportional to 2,553,474.28, 3,830,771.70 and 756,498.28 is: 1,134,913.41
Step by Step Solution
- Step 1: Write the proportion equation
2,553,474.28 : 3,830,771.70 = 756,498.28 : x - Step 2: Convert to fraction form
2,553,474.28/3,830,771.70 = 756,498.28/x - Step 3: Cross multiply
2,553,474.28x = 3,830,771.70 × 756,498.28 - Step 4: Simplify right side
2,553,474.28x = 2,897,972,202,122.68 - Step 5: Solve for x
x = 2,897,972,202,122.68/2,553,474.28 - Step 6: Final answer
x = 1,134,913.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.