Finding the Fourth Proportional to 1,277,252.40, 1,762,620.60 and 704,312.88
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Solution
The fourth proportional to 1,277,252.40, 1,762,620.60 and 704,312.88 is: 971,958.55
Step by Step Solution
- Step 1: Write the proportion equation
1,277,252.40 : 1,762,620.60 = 704,312.88 : x - Step 2: Convert to fraction form
1,277,252.40/1,762,620.60 = 704,312.88/x - Step 3: Cross multiply
1,277,252.40x = 1,762,620.60 × 704,312.88 - Step 4: Simplify right side
1,277,252.40x = 1,241,436,391,133.33 - Step 5: Solve for x
x = 1,241,436,391,133.33/1,277,252.40 - Step 6: Final answer
x = 971,958.55
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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.