Finding the Fourth Proportional to 2,802,635.53, 4,203,953.34 and 672,719.65
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Solution
The fourth proportional to 2,802,635.53, 4,203,953.34 and 672,719.65 is: 1,009,079.49
Step by Step Solution
- Step 1: Write the proportion equation
2,802,635.53 : 4,203,953.34 = 672,719.65 : x - Step 2: Convert to fraction form
2,802,635.53/4,203,953.34 = 672,719.65/x - Step 3: Cross multiply
2,802,635.53x = 4,203,953.34 × 672,719.65 - Step 4: Simplify right side
2,802,635.53x = 2,828,082,019,501.13 - Step 5: Solve for x
x = 2,828,082,019,501.13/2,802,635.53 - Step 6: Final answer
x = 1,009,079.49
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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.