Finding the Fourth Proportional to 3,410,973.12, 5,114,748.16 and 1,135,696.08
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Solution
The fourth proportional to 3,410,973.12, 5,114,748.16 and 1,135,696.08 is: 1,702,974.26
Step by Step Solution
- Step 1: Write the proportion equation
3,410,973.12 : 5,114,748.16 = 1,135,696.08 : x - Step 2: Convert to fraction form
3,410,973.12/5,114,748.16 = 1,135,696.08/x - Step 3: Cross multiply
3,410,973.12x = 5,114,748.16 × 1,135,696.08 - Step 4: Simplify right side
3,410,973.12x = 5,808,799,435,499.21 - Step 5: Solve for x
x = 5,808,799,435,499.21/3,410,973.12 - Step 6: Final answer
x = 1,702,974.26
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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.