Finding the Fourth Proportional to 4,820,867.92, 6,655,914.48 and 2,987,272
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Solution
The fourth proportional to 4,820,867.92, 6,655,914.48 and 2,987,272 is: 4,124,366.67
Step by Step Solution
- Step 1: Write the proportion equation
4,820,867.92 : 6,655,914.48 = 2,987,272 : x - Step 2: Convert to fraction form
4,820,867.92/6,655,914.48 = 2,987,272/x - Step 3: Cross multiply
4,820,867.92x = 6,655,914.48 × 2,987,272 - Step 4: Simplify right side
4,820,867.92x = 19,883,026,960,498.56 - Step 5: Solve for x
x = 19,883,026,960,498.56/4,820,867.92 - Step 6: Final answer
x = 4,124,366.67
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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.