Finding the Fourth Proportional to 4,508,143.16, 6,221,905.30 and 2,854,444
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Solution
The fourth proportional to 4,508,143.16, 6,221,905.30 and 2,854,444 is: 3,939,555.52
Step by Step Solution
- Step 1: Write the proportion equation
4,508,143.16 : 6,221,905.30 = 2,854,444 : x - Step 2: Convert to fraction form
4,508,143.16/6,221,905.30 = 2,854,444/x - Step 3: Cross multiply
4,508,143.16x = 6,221,905.30 × 2,854,444 - Step 4: Simplify right side
4,508,143.16x = 17,760,080,252,153.20 - Step 5: Solve for x
x = 17,760,080,252,153.20/4,508,143.16 - Step 6: Final answer
x = 3,939,555.52
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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.