Finding the Fourth Proportional to 1,122,873.60, 1,684,841.58 and 582,842.88
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Solution
The fourth proportional to 1,122,873.60, 1,684,841.58 and 582,842.88 is: 874,540.04
Step by Step Solution
- Step 1: Write the proportion equation
1,122,873.60 : 1,684,841.58 = 582,842.88 : x - Step 2: Convert to fraction form
1,122,873.60/1,684,841.58 = 582,842.88/x - Step 3: Cross multiply
1,122,873.60x = 1,684,841.58 × 582,842.88 - Step 4: Simplify right side
1,122,873.60x = 981,997,918,830.95 - Step 5: Solve for x
x = 981,997,918,830.95/1,122,873.60 - Step 6: Final answer
x = 874,540.04
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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.