Finding the Fourth Proportional to 2,291,302.97, 3,162,000.04 and 1,258,812.75
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Solution
The fourth proportional to 2,291,302.97, 3,162,000.04 and 1,258,812.75 is: 1,737,162.66
Step by Step Solution
- Step 1: Write the proportion equation
2,291,302.97 : 3,162,000.04 = 1,258,812.75 : x - Step 2: Convert to fraction form
2,291,302.97/3,162,000.04 = 1,258,812.75/x - Step 3: Cross multiply
2,291,302.97x = 3,162,000.04 × 1,258,812.75 - Step 4: Simplify right side
2,291,302.97x = 3,980,365,956,776.73 - Step 5: Solve for x
x = 3,980,365,956,776.73/2,291,302.97 - Step 6: Final answer
x = 1,737,162.66
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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.