Finding the Fourth Proportional to 4,555,774.49, 6,288,552.09 and 2,622,805.47
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Solution
The fourth proportional to 4,555,774.49, 6,288,552.09 and 2,622,805.47 is: 3,620,383.07
Step by Step Solution
- Step 1: Write the proportion equation
4,555,774.49 : 6,288,552.09 = 2,622,805.47 : x - Step 2: Convert to fraction form
4,555,774.49/6,288,552.09 = 2,622,805.47/x - Step 3: Cross multiply
4,555,774.49x = 6,288,552.09 × 2,622,805.47 - Step 4: Simplify right side
4,555,774.49x = 16,493,648,820,031.93 - Step 5: Solve for x
x = 16,493,648,820,031.93/4,555,774.49 - Step 6: Final answer
x = 3,620,383.07
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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.