Finding the Fourth Proportional to 1,587,748.37, 2,190,610.02 and 899,310.84
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Solution
The fourth proportional to 1,587,748.37, 2,190,610.02 and 899,310.84 is: 1,240,775.54
Step by Step Solution
- Step 1: Write the proportion equation
1,587,748.37 : 2,190,610.02 = 899,310.84 : x - Step 2: Convert to fraction form
1,587,748.37/2,190,610.02 = 899,310.84/x - Step 3: Cross multiply
1,587,748.37x = 2,190,610.02 × 899,310.84 - Step 4: Simplify right side
1,587,748.37x = 1,970,039,327,297.62 - Step 5: Solve for x
x = 1,970,039,327,297.62/1,587,748.37 - Step 6: Final answer
x = 1,240,775.54
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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.