Finding the Fourth Proportional to 5,697,850.34, 7,863,029.70 and 3,119,530.43
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Solution
The fourth proportional to 5,697,850.34, 7,863,029.70 and 3,119,530.43 is: 4,304,949.93
Step by Step Solution
- Step 1: Write the proportion equation
5,697,850.34 : 7,863,029.70 = 3,119,530.43 : x - Step 2: Convert to fraction form
5,697,850.34/7,863,029.70 = 3,119,530.43/x - Step 3: Cross multiply
5,697,850.34x = 7,863,029.70 × 3,119,530.43 - Step 4: Simplify right side
5,697,850.34x = 24,528,960,421,143.77 - Step 5: Solve for x
x = 24,528,960,421,143.77/5,697,850.34 - Step 6: Final answer
x = 4,304,949.93
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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.