Finding the Fourth Proportional to 3,152,862.62, 4,346,396.79 and 2,245,869.98
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Solution
The fourth proportional to 3,152,862.62, 4,346,396.79 and 2,245,869.98 is: 3,096,056.90
Step by Step Solution
- Step 1: Write the proportion equation
3,152,862.62 : 4,346,396.79 = 2,245,869.98 : x - Step 2: Convert to fraction form
3,152,862.62/4,346,396.79 = 2,245,869.98/x - Step 3: Cross multiply
3,152,862.62x = 4,346,396.79 × 2,245,869.98 - Step 4: Simplify right side
3,152,862.62x = 9,761,442,071,829.36 - Step 5: Solve for x
x = 9,761,442,071,829.36/3,152,862.62 - Step 6: Final answer
x = 3,096,056.90
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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.