Finding the Fourth Proportional to 5,800,801.20, 8,701,201.80 and 3,281,377.20
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Solution
The fourth proportional to 5,800,801.20, 8,701,201.80 and 3,281,377.20 is: 4,922,065.80
Step by Step Solution
- Step 1: Write the proportion equation
5,800,801.20 : 8,701,201.80 = 3,281,377.20 : x - Step 2: Convert to fraction form
5,800,801.20/8,701,201.80 = 3,281,377.20/x - Step 3: Cross multiply
5,800,801.20x = 8,701,201.80 × 3,281,377.20 - Step 4: Simplify right side
5,800,801.20x = 28,551,925,199,118.96 - Step 5: Solve for x
x = 28,551,925,199,118.96/5,800,801.20 - Step 6: Final answer
x = 4,922,065.80
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1.5x scale
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.