Finding the Fourth Proportional to 4,173,817.39, 6,251,727.80 and 2,818,527.42
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Solution
The fourth proportional to 4,173,817.39, 6,251,727.80 and 2,818,527.42 is: 4,221,714.69
Step by Step Solution
- Step 1: Write the proportion equation
4,173,817.39 : 6,251,727.80 = 2,818,527.42 : x - Step 2: Convert to fraction form
4,173,817.39/6,251,727.80 = 2,818,527.42/x - Step 3: Cross multiply
4,173,817.39x = 6,251,727.80 × 2,818,527.42 - Step 4: Simplify right side
4,173,817.39x = 17,620,666,214,073.50 - Step 5: Solve for x
x = 17,620,666,214,073.50/4,173,817.39 - Step 6: Final answer
x = 4,221,714.69
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1.5x scale
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.