Finding the Fourth Proportional to 2,303,290.62, 3,178,532.11 and 1,270,862.66
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Solution
The fourth proportional to 2,303,290.62, 3,178,532.11 and 1,270,862.66 is: 1,753,785.54
Step by Step Solution
- Step 1: Write the proportion equation
2,303,290.62 : 3,178,532.11 = 1,270,862.66 : x - Step 2: Convert to fraction form
2,303,290.62/3,178,532.11 = 1,270,862.66/x - Step 3: Cross multiply
2,303,290.62x = 3,178,532.11 × 1,270,862.66 - Step 4: Simplify right side
2,303,290.62x = 4,039,477,768,635.22 - Step 5: Solve for x
x = 4,039,477,768,635.22/2,303,290.62 - Step 6: Final answer
x = 1,753,785.54
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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.