Finding the Fourth Proportional to 2,102,646.02, 2,901,652.11 and 1,135,776.96
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Solution
The fourth proportional to 2,102,646.02, 2,901,652.11 and 1,135,776.96 is: 1,567,372.53
Step by Step Solution
- Step 1: Write the proportion equation
2,102,646.02 : 2,901,652.11 = 1,135,776.96 : x - Step 2: Convert to fraction form
2,102,646.02/2,901,652.11 = 1,135,776.96/x - Step 3: Cross multiply
2,102,646.02x = 2,901,652.11 × 1,135,776.96 - Step 4: Simplify right side
2,102,646.02x = 3,295,629,612,473.39 - Step 5: Solve for x
x = 3,295,629,612,473.39/2,102,646.02 - Step 6: Final answer
x = 1,567,372.53
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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.