Finding the Fourth Proportional to 1,788,203.66, 2,467,785.96 and 1,024,404.84
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Solution
The fourth proportional to 1,788,203.66, 2,467,785.96 and 1,024,404.84 is: 1,413,715.86
Step by Step Solution
- Step 1: Write the proportion equation
1,788,203.66 : 2,467,785.96 = 1,024,404.84 : x - Step 2: Convert to fraction form
1,788,203.66/2,467,785.96 = 1,024,404.84/x - Step 3: Cross multiply
1,788,203.66x = 2,467,785.96 × 1,024,404.84 - Step 4: Simplify right side
1,788,203.66x = 2,528,011,881,508.05 - Step 5: Solve for x
x = 2,528,011,881,508.05/1,788,203.66 - Step 6: Final answer
x = 1,413,715.86
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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.