Finding the Fourth Proportional to 1,788,202.37, 2,467,784.16 and 1,024,403.55
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Solution
The fourth proportional to 1,788,202.37, 2,467,784.16 and 1,024,403.55 is: 1,413,714.08
Step by Step Solution
- Step 1: Write the proportion equation
1,788,202.37 : 2,467,784.16 = 1,024,403.55 : x - Step 2: Convert to fraction form
1,788,202.37/2,467,784.16 = 1,024,403.55/x - Step 3: Cross multiply
1,788,202.37x = 2,467,784.16 × 1,024,403.55 - Step 4: Simplify right side
1,788,202.37x = 2,528,006,868,586.64 - Step 5: Solve for x
x = 2,528,006,868,586.64/1,788,202.37 - Step 6: Final answer
x = 1,413,714.08
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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.