Finding the Fourth Proportional to 3,423,034.16, 5,135,381.62 and 1,026,878.79
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Solution
The fourth proportional to 3,423,034.16, 5,135,381.62 and 1,026,878.79 is: 1,540,567.29
Step by Step Solution
- Step 1: Write the proportion equation
3,423,034.16 : 5,135,381.62 = 1,026,878.79 : x - Step 2: Convert to fraction form
3,423,034.16/5,135,381.62 = 1,026,878.79/x - Step 3: Cross multiply
3,423,034.16x = 5,135,381.62 × 1,026,878.79 - Step 4: Simplify right side
3,423,034.16x = 5,273,414,464,133.84 - Step 5: Solve for x
x = 5,273,414,464,133.84/3,423,034.16 - Step 6: Final answer
x = 1,540,567.29
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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.