Finding the Fourth Proportional to 2,961,689.29, 4,439,175.51 and 1,360,944.70
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Solution
The fourth proportional to 2,961,689.29, 4,439,175.51 and 1,360,944.70 is: 2,039,873.80
Step by Step Solution
- Step 1: Write the proportion equation
2,961,689.29 : 4,439,175.51 = 1,360,944.70 : x - Step 2: Convert to fraction form
2,961,689.29/4,439,175.51 = 1,360,944.70/x - Step 3: Cross multiply
2,961,689.29x = 4,439,175.51 × 1,360,944.70 - Step 4: Simplify right side
2,961,689.29x = 6,041,472,382,704.30 - Step 5: Solve for x
x = 6,041,472,382,704.30/2,961,689.29 - Step 6: Final answer
x = 2,039,873.80
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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.