Finding the Fourth Proportional to 1,250,402.42, 1,725,557.01 and 677,442.62
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Solution
The fourth proportional to 1,250,402.42, 1,725,557.01 and 677,442.62 is: 934,871.72
Step by Step Solution
- Step 1: Write the proportion equation
1,250,402.42 : 1,725,557.01 = 677,442.62 : x - Step 2: Convert to fraction form
1,250,402.42/1,725,557.01 = 677,442.62/x - Step 3: Cross multiply
1,250,402.42x = 1,725,557.01 × 677,442.62 - Step 4: Simplify right side
1,250,402.42x = 1,168,965,861,813.77 - Step 5: Solve for x
x = 1,168,965,861,813.77/1,250,402.42 - Step 6: Final answer
x = 934,871.72
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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.