Finding the Fourth Proportional to 5,753,405.33, 7,939,683.08 and 3,175,067.67
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Solution
The fourth proportional to 5,753,405.33, 7,939,683.08 and 3,175,067.67 is: 4,381,584.40
Step by Step Solution
- Step 1: Write the proportion equation
5,753,405.33 : 7,939,683.08 = 3,175,067.67 : x - Step 2: Convert to fraction form
5,753,405.33/7,939,683.08 = 3,175,067.67/x - Step 3: Cross multiply
5,753,405.33x = 7,939,683.08 × 3,175,067.67 - Step 4: Simplify right side
5,753,405.33x = 25,209,031,023,611.38 - Step 5: Solve for x
x = 25,209,031,023,611.38/5,753,405.33 - Step 6: Final answer
x = 4,381,584.40
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1.5x scale
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.