Finding the Fourth Proportional to 5,714,260.31, 8,570,865.57 and 1,927,775.99
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Solution
The fourth proportional to 5,714,260.31, 8,570,865.57 and 1,927,775.99 is: 2,891,486.90
Step by Step Solution
- Step 1: Write the proportion equation
5,714,260.31 : 8,570,865.57 = 1,927,775.99 : x - Step 2: Convert to fraction form
5,714,260.31/8,570,865.57 = 1,927,775.99/x - Step 3: Cross multiply
5,714,260.31x = 8,570,865.57 × 1,927,775.99 - Step 4: Simplify right side
5,714,260.31x = 16,522,708,816,509.34 - Step 5: Solve for x
x = 16,522,708,816,509.34/5,714,260.31 - Step 6: Final answer
x = 2,891,486.90
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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.