Finding the Fourth Proportional to 3,040,852.96, 4,195,962.02 and 1,816,898.41
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Solution
The fourth proportional to 3,040,852.96, 4,195,962.02 and 1,816,898.41 is: 2,507,071.80
Step by Step Solution
- Step 1: Write the proportion equation
3,040,852.96 : 4,195,962.02 = 1,816,898.41 : x - Step 2: Convert to fraction form
3,040,852.96/4,195,962.02 = 1,816,898.41/x - Step 3: Cross multiply
3,040,852.96x = 4,195,962.02 × 1,816,898.41 - Step 4: Simplify right side
3,040,852.96x = 7,623,636,692,494.09 - Step 5: Solve for x
x = 7,623,636,692,494.09/3,040,852.96 - Step 6: Final answer
x = 2,507,071.80
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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.