Finding the Fourth Proportional to 5,463,259.60, 8,201,110.20 and 3,220,661.20
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Solution
The fourth proportional to 5,463,259.60, 8,201,110.20 and 3,220,661.20 is: 4,834,659.04
Step by Step Solution
- Step 1: Write the proportion equation
5,463,259.60 : 8,201,110.20 = 3,220,661.20 : x - Step 2: Convert to fraction form
5,463,259.60/8,201,110.20 = 3,220,661.20/x - Step 3: Cross multiply
5,463,259.60x = 8,201,110.20 × 3,220,661.20 - Step 4: Simplify right side
5,463,259.60x = 26,412,997,418,064.24 - Step 5: Solve for x
x = 26,412,997,418,064.24/5,463,259.60 - Step 6: Final answer
x = 4,834,659.04
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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.