Finding the Fourth Proportional to 2,558,032.25, 3,530,148.68 and 1,455,402.87
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Solution
The fourth proportional to 2,558,032.25, 3,530,148.68 and 1,455,402.87 is: 2,008,492.48
Step by Step Solution
- Step 1: Write the proportion equation
2,558,032.25 : 3,530,148.68 = 1,455,402.87 : x - Step 2: Convert to fraction form
2,558,032.25/3,530,148.68 = 1,455,402.87/x - Step 3: Cross multiply
2,558,032.25x = 3,530,148.68 × 1,455,402.87 - Step 4: Simplify right side
2,558,032.25x = 5,137,788,524,037.22 - Step 5: Solve for x
x = 5,137,788,524,037.22/2,558,032.25 - Step 6: Final answer
x = 2,008,492.48
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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.