Finding the Fourth Proportional to 3,679,537.58, 5,518,871.69 and 984,071.70
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Solution
The fourth proportional to 3,679,537.58, 5,518,871.69 and 984,071.70 is: 1,475,991.29
Step by Step Solution
- Step 1: Write the proportion equation
3,679,537.58 : 5,518,871.69 = 984,071.70 : x - Step 2: Convert to fraction form
3,679,537.58/5,518,871.69 = 984,071.70/x - Step 3: Cross multiply
3,679,537.58x = 5,518,871.69 × 984,071.70 - Step 4: Simplify right side
3,679,537.58x = 5,430,965,418,465.81 - Step 5: Solve for x
x = 5,430,965,418,465.81/3,679,537.58 - Step 6: Final answer
x = 1,475,991.29
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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.