Finding the Fourth Proportional to 4,467,964.82, 6,698,887.62 and 2,275,290.07
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Solution
The fourth proportional to 4,467,964.82, 6,698,887.62 and 2,275,290.07 is: 3,411,377.01
Step by Step Solution
- Step 1: Write the proportion equation
4,467,964.82 : 6,698,887.62 = 2,275,290.07 : x - Step 2: Convert to fraction form
4,467,964.82/6,698,887.62 = 2,275,290.07/x - Step 3: Cross multiply
4,467,964.82x = 6,698,887.62 × 2,275,290.07 - Step 4: Simplify right side
4,467,964.82x = 15,241,912,481,831.93 - Step 5: Solve for x
x = 15,241,912,481,831.93/4,467,964.82 - Step 6: Final answer
x = 3,411,377.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.