Finding the Fourth Proportional to 1,748,905.68, 2,413,661.96 and 1,023,709.44
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Solution
The fourth proportional to 1,748,905.68, 2,413,661.96 and 1,023,709.44 is: 1,412,819.78
Step by Step Solution
- Step 1: Write the proportion equation
1,748,905.68 : 2,413,661.96 = 1,023,709.44 : x - Step 2: Convert to fraction form
1,748,905.68/2,413,661.96 = 1,023,709.44/x - Step 3: Cross multiply
1,748,905.68x = 2,413,661.96 × 1,023,709.44 - Step 4: Simplify right side
1,748,905.68x = 2,470,888,533,420.90 - Step 5: Solve for x
x = 2,470,888,533,420.90/1,748,905.68 - Step 6: Final answer
x = 1,412,819.78
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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.