Finding the Fourth Proportional to 2,817,936, 3,888,751.68 and 1,610,737.92
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Solution
The fourth proportional to 2,817,936, 3,888,751.68 and 1,610,737.92 is: 2,222,818.33
Step by Step Solution
- Step 1: Write the proportion equation
2,817,936 : 3,888,751.68 = 1,610,737.92 : x - Step 2: Convert to fraction form
2,817,936/3,888,751.68 = 1,610,737.92/x - Step 3: Cross multiply
2,817,936x = 3,888,751.68 × 1,610,737.92 - Step 4: Simplify right side
2,817,936x = 6,263,759,792,439.71 - Step 5: Solve for x
x = 6,263,759,792,439.71/2,817,936 - Step 6: Final answer
x = 2,222,818.33
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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.