Finding the Fourth Proportional to 5,553,701.08, 8,330,734.90 and 1,910,394.36
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Solution
The fourth proportional to 5,553,701.08, 8,330,734.90 and 1,910,394.36 is: 2,865,654.59
Step by Step Solution
- Step 1: Write the proportion equation
5,553,701.08 : 8,330,734.90 = 1,910,394.36 : x - Step 2: Convert to fraction form
5,553,701.08/8,330,734.90 = 1,910,394.36/x - Step 3: Cross multiply
5,553,701.08x = 8,330,734.90 × 1,910,394.36 - Step 4: Simplify right side
5,553,701.08x = 15,914,988,967,615.17 - Step 5: Solve for x
x = 15,914,988,967,615.17/5,553,701.08 - Step 6: Final answer
x = 2,865,654.59
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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.