Finding the Fourth Proportional to 2,605,634.92, 3,907,169.34 and 1,239,028.84
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Solution
The fourth proportional to 2,605,634.92, 3,907,169.34 and 1,239,028.84 is: 1,857,933.15
Step by Step Solution
- Step 1: Write the proportion equation
2,605,634.92 : 3,907,169.34 = 1,239,028.84 : x - Step 2: Convert to fraction form
2,605,634.92/3,907,169.34 = 1,239,028.84/x - Step 3: Cross multiply
2,605,634.92x = 3,907,169.34 × 1,239,028.84 - Step 4: Simplify right side
2,605,634.92x = 4,841,095,495,023.77 - Step 5: Solve for x
x = 4,841,095,495,023.77/2,605,634.92 - Step 6: Final answer
x = 1,857,933.15
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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.