Finding the Fourth Proportional to 2,972,682.33, 4,102,279.07 and 1,614,565.05
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Solution
The fourth proportional to 2,972,682.33, 4,102,279.07 and 1,614,565.05 is: 2,228,087.52
Step by Step Solution
- Step 1: Write the proportion equation
2,972,682.33 : 4,102,279.07 = 1,614,565.05 : x - Step 2: Convert to fraction form
2,972,682.33/4,102,279.07 = 1,614,565.05/x - Step 3: Cross multiply
2,972,682.33x = 4,102,279.07 × 1,614,565.05 - Step 4: Simplify right side
2,972,682.33x = 6,623,396,403,695.68 - Step 5: Solve for x
x = 6,623,396,403,695.68/2,972,682.33 - Step 6: Final answer
x = 2,228,087.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.