Finding the Fourth Proportional to 4,330,681.44, 5,976,127.20 and 2,470,170.48
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Solution
The fourth proportional to 4,330,681.44, 5,976,127.20 and 2,470,170.48 is: 3,408,713.66
Step by Step Solution
- Step 1: Write the proportion equation
4,330,681.44 : 5,976,127.20 = 2,470,170.48 : x - Step 2: Convert to fraction form
4,330,681.44/5,976,127.20 = 2,470,170.48/x - Step 3: Cross multiply
4,330,681.44x = 5,976,127.20 × 2,470,170.48 - Step 4: Simplify right side
4,330,681.44x = 14,762,052,994,165.06 - Step 5: Solve for x
x = 14,762,052,994,165.06/4,330,681.44 - Step 6: Final answer
x = 3,408,713.66
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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.