Finding the Fourth Proportional to 4,449,475.40, 6,674,833.49 and 1,375,717.18
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Solution
The fourth proportional to 4,449,475.40, 6,674,833.49 and 1,375,717.18 is: 2,063,767.59
Step by Step Solution
- Step 1: Write the proportion equation
4,449,475.40 : 6,674,833.49 = 1,375,717.18 : x - Step 2: Convert to fraction form
4,449,475.40/6,674,833.49 = 1,375,717.18/x - Step 3: Cross multiply
4,449,475.40x = 6,674,833.49 × 1,375,717.18 - Step 4: Simplify right side
4,449,475.40x = 9,182,683,094,782.00 - Step 5: Solve for x
x = 9,182,683,094,782.00/4,449,475.40 - Step 6: Final answer
x = 2,063,767.59
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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.