Finding the Fourth Proportional to 5,389,521.75, 8,084,370.11 and 1,551,395.07
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Solution
The fourth proportional to 5,389,521.75, 8,084,370.11 and 1,551,395.07 is: 2,327,117.79
Step by Step Solution
- Step 1: Write the proportion equation
5,389,521.75 : 8,084,370.11 = 1,551,395.07 : x - Step 2: Convert to fraction form
5,389,521.75/8,084,370.11 = 1,551,395.07/x - Step 3: Cross multiply
5,389,521.75x = 8,084,370.11 × 1,551,395.07 - Step 4: Simplify right side
5,389,521.75x = 12,542,051,924,952.38 - Step 5: Solve for x
x = 12,542,051,924,952.38/5,389,521.75 - Step 6: Final answer
x = 2,327,117.79
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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.