Finding the Fourth Proportional to 4,544,215.36, 6,270,798.21 and 2,479,108.06
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Solution
The fourth proportional to 4,544,215.36, 6,270,798.21 and 2,479,108.06 is: 3,421,049.65
Step by Step Solution
- Step 1: Write the proportion equation
4,544,215.36 : 6,270,798.21 = 2,479,108.06 : x - Step 2: Convert to fraction form
4,544,215.36/6,270,798.21 = 2,479,108.06/x - Step 3: Cross multiply
4,544,215.36x = 6,270,798.21 × 2,479,108.06 - Step 4: Simplify right side
4,544,215.36x = 15,545,986,369,367.58 - Step 5: Solve for x
x = 15,545,986,369,367.58/4,544,215.36 - Step 6: Final answer
x = 3,421,049.65
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1.5x scale
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.