Finding the Fourth Proportional to 3,783,926.13, 5,677,660.68 and 1,653,733.45
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Solution
The fourth proportional to 3,783,926.13, 5,677,660.68 and 1,653,733.45 is: 2,481,374.39
Step by Step Solution
- Step 1: Write the proportion equation
3,783,926.13 : 5,677,660.68 = 1,653,733.45 : x - Step 2: Convert to fraction form
3,783,926.13/5,677,660.68 = 1,653,733.45/x - Step 3: Cross multiply
3,783,926.13x = 5,677,660.68 × 1,653,733.45 - Step 4: Simplify right side
3,783,926.13x = 9,389,337,404,661.40 - Step 5: Solve for x
x = 9,389,337,404,661.40/3,783,926.13 - Step 6: Final answer
x = 2,481,374.39
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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.