Finding the Fourth Proportional to 3,930,958.54, 5,896,956.62 and 1,372,219.57
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Solution
The fourth proportional to 3,930,958.54, 5,896,956.62 and 1,372,219.57 is: 2,058,510.46
Step by Step Solution
- Step 1: Write the proportion equation
3,930,958.54 : 5,896,956.62 = 1,372,219.57 : x - Step 2: Convert to fraction form
3,930,958.54/5,896,956.62 = 1,372,219.57/x - Step 3: Cross multiply
3,930,958.54x = 5,896,956.62 × 1,372,219.57 - Step 4: Simplify right side
3,930,958.54x = 8,091,919,277,405.05 - Step 5: Solve for x
x = 8,091,919,277,405.05/3,930,958.54 - Step 6: Final answer
x = 2,058,510.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.