Finding the Fourth Proportional to 4,254,525.75, 6,381,844.17 and 1,414,637.91
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Solution
The fourth proportional to 4,254,525.75, 6,381,844.17 and 1,414,637.91 is: 2,121,975.33
Step by Step Solution
- Step 1: Write the proportion equation
4,254,525.75 : 6,381,844.17 = 1,414,637.91 : x - Step 2: Convert to fraction form
4,254,525.75/6,381,844.17 = 1,414,637.91/x - Step 3: Cross multiply
4,254,525.75x = 6,381,844.17 × 1,414,637.91 - Step 4: Simplify right side
4,254,525.75x = 9,027,998,693,289.59 - Step 5: Solve for x
x = 9,027,998,693,289.59/4,254,525.75 - Step 6: Final answer
x = 2,121,975.33
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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.