Finding the Fourth Proportional to 2,389,864.44, 3,297,305.42 and 1,422,219
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Solution
The fourth proportional to 2,389,864.44, 3,297,305.42 and 1,422,219 is: 1,962,241.18
Step by Step Solution
- Step 1: Write the proportion equation
2,389,864.44 : 3,297,305.42 = 1,422,219 : x - Step 2: Convert to fraction form
2,389,864.44/3,297,305.42 = 1,422,219/x - Step 3: Cross multiply
2,389,864.44x = 3,297,305.42 × 1,422,219 - Step 4: Simplify right side
2,389,864.44x = 4,689,490,417,126.98 - Step 5: Solve for x
x = 4,689,490,417,126.98/2,389,864.44 - Step 6: Final answer
x = 1,962,241.18
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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.