Finding the Fourth Proportional to 1,682,988.50, 2,322,692.19 and 1,003,925.00
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Solution
The fourth proportional to 1,682,988.50, 2,322,692.19 and 1,003,925.00 is: 1,385,516.75
Step by Step Solution
- Step 1: Write the proportion equation
1,682,988.50 : 2,322,692.19 = 1,003,925.00 : x - Step 2: Convert to fraction form
1,682,988.50/2,322,692.19 = 1,003,925.00/x - Step 3: Cross multiply
1,682,988.50x = 2,322,692.19 × 1,003,925.00 - Step 4: Simplify right side
1,682,988.50x = 2,331,808,745,232.29 - Step 5: Solve for x
x = 2,331,808,745,232.29/1,682,988.50 - Step 6: Final answer
x = 1,385,516.75
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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.