Finding the Fourth Proportional to 1,810,705.07, 2,714,165.84 and 1,330,218.44
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Solution
The fourth proportional to 1,810,705.07, 2,714,165.84 and 1,330,218.44 is: 1,993,937.89
Step by Step Solution
- Step 1: Write the proportion equation
1,810,705.07 : 2,714,165.84 = 1,330,218.44 : x - Step 2: Convert to fraction form
1,810,705.07/2,714,165.84 = 1,330,218.44/x - Step 3: Cross multiply
1,810,705.07x = 2,714,165.84 × 1,330,218.44 - Step 4: Simplify right side
1,810,705.07x = 3,610,433,429,364.17 - Step 5: Solve for x
x = 3,610,433,429,364.17/1,810,705.07 - Step 6: Final answer
x = 1,993,937.89
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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.