Finding the Fourth Proportional to 3,633,368.94, 5,013,808.47 and 2,183,125.50
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Solution
The fourth proportional to 3,633,368.94, 5,013,808.47 and 2,183,125.50 is: 3,012,568.58
Step by Step Solution
- Step 1: Write the proportion equation
3,633,368.94 : 5,013,808.47 = 2,183,125.50 : x - Step 2: Convert to fraction form
3,633,368.94/5,013,808.47 = 2,183,125.50/x - Step 3: Cross multiply
3,633,368.94x = 5,013,808.47 × 2,183,125.50 - Step 4: Simplify right side
3,633,368.94x = 10,945,773,122,972.98 - Step 5: Solve for x
x = 10,945,773,122,972.98/3,633,368.94 - Step 6: Final answer
x = 3,012,568.58
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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.