Finding the Fourth Proportional to 3,636,534.99, 5,454,829.81 and 1,614,235.23
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Solution
The fourth proportional to 3,636,534.99, 5,454,829.81 and 1,614,235.23 is: 2,421,364.97
Step by Step Solution
- Step 1: Write the proportion equation
3,636,534.99 : 5,454,829.81 = 1,614,235.23 : x - Step 2: Convert to fraction form
3,636,534.99/5,454,829.81 = 1,614,235.23/x - Step 3: Cross multiply
3,636,534.99x = 5,454,829.81 × 1,614,235.23 - Step 4: Simplify right side
3,636,534.99x = 8,805,378,448,920.62 - Step 5: Solve for x
x = 8,805,378,448,920.62/3,636,534.99 - Step 6: Final answer
x = 2,421,364.97
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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.