Finding the Fourth Proportional to 1,447,779.21, 2,166,231.07 and 900,837.84
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Solution
The fourth proportional to 1,447,779.21, 2,166,231.07 and 900,837.84 is: 1,347,873.28
Step by Step Solution
- Step 1: Write the proportion equation
1,447,779.21 : 2,166,231.07 = 900,837.84 : x - Step 2: Convert to fraction form
1,447,779.21/2,166,231.07 = 900,837.84/x - Step 3: Cross multiply
1,447,779.21x = 2,166,231.07 × 900,837.84 - Step 4: Simplify right side
1,447,779.21x = 1,951,422,918,039.69 - Step 5: Solve for x
x = 1,951,422,918,039.69/1,447,779.21 - Step 6: Final answer
x = 1,347,873.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.