Finding the Fourth Proportional to 3,633,284.67, 5,013,937.54 and 1,979,423.63
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Solution
The fourth proportional to 3,633,284.67, 5,013,937.54 and 1,979,423.63 is: 2,731,607.17
Step by Step Solution
- Step 1: Write the proportion equation
3,633,284.67 : 5,013,937.54 = 1,979,423.63 : x - Step 2: Convert to fraction form
3,633,284.67/5,013,937.54 = 1,979,423.63/x - Step 3: Cross multiply
3,633,284.67x = 5,013,937.54 × 1,979,423.63 - Step 4: Simplify right side
3,633,284.67x = 9,924,706,436,660.00 - Step 5: Solve for x
x = 9,924,706,436,660.00/3,633,284.67 - Step 6: Final answer
x = 2,731,607.17
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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.