Finding the Fourth Proportional to 3,481,756.71, 5,221,529.15 and 1,117,299.75
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Solution
The fourth proportional to 3,481,756.71, 5,221,529.15 and 1,117,299.75 is: 1,675,594.73
Step by Step Solution
- Step 1: Write the proportion equation
3,481,756.71 : 5,221,529.15 = 1,117,299.75 : x - Step 2: Convert to fraction form
3,481,756.71/5,221,529.15 = 1,117,299.75/x - Step 3: Cross multiply
3,481,756.71x = 5,221,529.15 × 1,117,299.75 - Step 4: Simplify right side
3,481,756.71x = 5,834,013,208,326.21 - Step 5: Solve for x
x = 5,834,013,208,326.21/3,481,756.71 - Step 6: Final answer
x = 1,675,594.73
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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.