Finding the Fourth Proportional to 2,565,062.10, 3,847,590.18 and 1,028,750.76
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Solution
The fourth proportional to 2,565,062.10, 3,847,590.18 and 1,028,750.76 is: 1,543,124.95
Step by Step Solution
- Step 1: Write the proportion equation
2,565,062.10 : 3,847,590.18 = 1,028,750.76 : x - Step 2: Convert to fraction form
2,565,062.10/3,847,590.18 = 1,028,750.76/x - Step 3: Cross multiply
2,565,062.10x = 3,847,590.18 × 1,028,750.76 - Step 4: Simplify right side
2,565,062.10x = 3,958,211,321,843.54 - Step 5: Solve for x
x = 3,958,211,321,843.54/2,565,062.10 - Step 6: Final answer
x = 1,543,124.95
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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.