Finding the Fourth Proportional to 2,220,183.26, 3,063,853.16 and 1,201,588.01
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Solution
The fourth proportional to 2,220,183.26, 3,063,853.16 and 1,201,588.01 is: 1,658,191.59
Step by Step Solution
- Step 1: Write the proportion equation
2,220,183.26 : 3,063,853.16 = 1,201,588.01 : x - Step 2: Convert to fraction form
2,220,183.26/3,063,853.16 = 1,201,588.01/x - Step 3: Cross multiply
2,220,183.26x = 3,063,853.16 × 1,201,588.01 - Step 4: Simplify right side
2,220,183.26x = 3,681,489,200,129.41 - Step 5: Solve for x
x = 3,681,489,200,129.41/2,220,183.26 - Step 6: Final answer
x = 1,658,191.59
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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.