Finding the Fourth Proportional to 5,265,930.24, 7,898,968.80 and 1,854,326.88
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Solution
The fourth proportional to 5,265,930.24, 7,898,968.80 and 1,854,326.88 is: 2,781,516.18
Step by Step Solution
- Step 1: Write the proportion equation
5,265,930.24 : 7,898,968.80 = 1,854,326.88 : x - Step 2: Convert to fraction form
5,265,930.24/7,898,968.80 = 1,854,326.88/x - Step 3: Cross multiply
5,265,930.24x = 7,898,968.80 × 1,854,326.88 - Step 4: Simplify right side
5,265,930.24x = 14,647,270,170,121.34 - Step 5: Solve for x
x = 14,647,270,170,121.34/5,265,930.24 - Step 6: Final answer
x = 2,781,516.18
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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.