Finding the Fourth Proportional to 1,365,409.95, 2,037,732.60 and 1,214,077.75
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Solution
The fourth proportional to 1,365,409.95, 2,037,732.60 and 1,214,077.75 is: 1,811,885.00
Step by Step Solution
- Step 1: Write the proportion equation
1,365,409.95 : 2,037,732.60 = 1,214,077.75 : x - Step 2: Convert to fraction form
1,365,409.95/2,037,732.60 = 1,214,077.75/x - Step 3: Cross multiply
1,365,409.95x = 2,037,732.60 × 1,214,077.75 - Step 4: Simplify right side
1,365,409.95x = 2,473,965,810,109.65 - Step 5: Solve for x
x = 2,473,965,810,109.65/1,365,409.95 - Step 6: Final answer
x = 1,811,885.00
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.