Finding the Fourth Proportional to 3,659,920.70, 5,496,718.92 and 3,221,895.68
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Solution
The fourth proportional to 3,659,920.70, 5,496,718.92 and 3,221,895.68 is: 4,838,863.02
Step by Step Solution
- Step 1: Write the proportion equation
3,659,920.70 : 5,496,718.92 = 3,221,895.68 : x - Step 2: Convert to fraction form
3,659,920.70/5,496,718.92 = 3,221,895.68/x - Step 3: Cross multiply
3,659,920.70x = 5,496,718.92 × 3,221,895.68 - Step 4: Simplify right side
3,659,920.70x = 17,709,854,942,522.27 - Step 5: Solve for x
x = 17,709,854,942,522.27/3,659,920.70 - Step 6: Final answer
x = 4,838,863.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.