Finding the Fourth Proportional to 2,318,998.80, 3,239,962.80 and 2,318,998.80
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Solution
The fourth proportional to 2,318,998.80, 3,239,962.80 and 2,318,998.80 is: 3,239,962.80
Step by Step Solution
- Step 1: Write the proportion equation
2,318,998.80 : 3,239,962.80 = 2,318,998.80 : x - Step 2: Convert to fraction form
2,318,998.80/3,239,962.80 = 2,318,998.80/x - Step 3: Cross multiply
2,318,998.80x = 3,239,962.80 × 2,318,998.80 - Step 4: Simplify right side
2,318,998.80x = 7,513,469,845,244.64 - Step 5: Solve for x
x = 7,513,469,845,244.64/2,318,998.80 - Step 6: Final answer
x = 3,239,962.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.