Finding the Fourth Proportional to 5,883,005.20, 8,815,176.60 and 3,886,128.40
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Solution
The fourth proportional to 5,883,005.20, 8,815,176.60 and 3,886,128.40 is: 5,823,028.70
Step by Step Solution
- Step 1: Write the proportion equation
5,883,005.20 : 8,815,176.60 = 3,886,128.40 : x - Step 2: Convert to fraction form
5,883,005.20/8,815,176.60 = 3,886,128.40/x - Step 3: Cross multiply
5,883,005.20x = 8,815,176.60 × 3,886,128.40 - Step 4: Simplify right side
5,883,005.20x = 34,256,908,136,275.44 - Step 5: Solve for x
x = 34,256,908,136,275.44/5,883,005.20 - Step 6: Final answer
x = 5,823,028.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.