Finding the Fourth Proportional to 5,392,220.40, 8,092,923.30 and 2,199,637.80
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Solution
The fourth proportional to 5,392,220.40, 8,092,923.30 and 2,199,637.80 is: 3,301,330.19
Step by Step Solution
- Step 1: Write the proportion equation
5,392,220.40 : 8,092,923.30 = 2,199,637.80 : x - Step 2: Convert to fraction form
5,392,220.40/8,092,923.30 = 2,199,637.80/x - Step 3: Cross multiply
5,392,220.40x = 8,092,923.30 × 2,199,637.80 - Step 4: Simplify right side
5,392,220.40x = 17,801,500,003,180.74 - Step 5: Solve for x
x = 17,801,500,003,180.74/5,392,220.40 - Step 6: Final answer
x = 3,301,330.19
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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.