Finding the Fourth Proportional to 2,807,470.28, 4,212,864.30 and 1,035,786.44
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Solution
The fourth proportional to 2,807,470.28, 4,212,864.30 and 1,035,786.44 is: 1,554,291.69
Step by Step Solution
- Step 1: Write the proportion equation
2,807,470.28 : 4,212,864.30 = 1,035,786.44 : x - Step 2: Convert to fraction form
2,807,470.28/4,212,864.30 = 1,035,786.44/x - Step 3: Cross multiply
2,807,470.28x = 4,212,864.30 × 1,035,786.44 - Step 4: Simplify right side
2,807,470.28x = 4,363,627,715,500.09 - Step 5: Solve for x
x = 4,363,627,715,500.09/2,807,470.28 - Step 6: Final answer
x = 1,554,291.69
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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.