Finding the Fourth Proportional to 1,788,207.40, 2,467,750.50 and 1,024,260.28
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Solution
The fourth proportional to 1,788,207.40, 2,467,750.50 and 1,024,260.28 is: 1,413,493.10
Step by Step Solution
- Step 1: Write the proportion equation
1,788,207.40 : 2,467,750.50 = 1,024,260.28 : x - Step 2: Convert to fraction form
1,788,207.40/2,467,750.50 = 1,024,260.28/x - Step 3: Cross multiply
1,788,207.40x = 2,467,750.50 × 1,024,260.28 - Step 4: Simplify right side
1,788,207.40x = 2,527,618,818,100.14 - Step 5: Solve for x
x = 2,527,618,818,100.14/1,788,207.40 - Step 6: Final answer
x = 1,413,493.10
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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.