Finding the Fourth Proportional to 3,341,422.65, 4,611,165.29 and 1,813,529.76
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Solution
The fourth proportional to 3,341,422.65, 4,611,165.29 and 1,813,529.76 is: 2,502,672.17
Step by Step Solution
- Step 1: Write the proportion equation
3,341,422.65 : 4,611,165.29 = 1,813,529.76 : x - Step 2: Convert to fraction form
3,341,422.65/4,611,165.29 = 1,813,529.76/x - Step 3: Cross multiply
3,341,422.65x = 4,611,165.29 × 1,813,529.76 - Step 4: Simplify right side
3,341,422.65x = 8,362,485,472,626.38 - Step 5: Solve for x
x = 8,362,485,472,626.38/3,341,422.65 - Step 6: Final answer
x = 2,502,672.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.