Finding the Fourth Proportional to 2,502,778.64, 3,453,789.48 and 1,415,031.44
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Solution
The fourth proportional to 2,502,778.64, 3,453,789.48 and 1,415,031.44 is: 1,952,717.92
Step by Step Solution
- Step 1: Write the proportion equation
2,502,778.64 : 3,453,789.48 = 1,415,031.44 : x - Step 2: Convert to fraction form
2,502,778.64/3,453,789.48 = 1,415,031.44/x - Step 3: Cross multiply
2,502,778.64x = 3,453,789.48 × 1,415,031.44 - Step 4: Simplify right side
2,502,778.64x = 4,887,220,701,341.25 - Step 5: Solve for x
x = 4,887,220,701,341.25/2,502,778.64 - Step 6: Final answer
x = 1,952,717.92
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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.