Finding the Fourth Proportional to 1,622,891.16, 2,239,570.62 and 897,681.96
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Solution
The fourth proportional to 1,622,891.16, 2,239,570.62 and 897,681.96 is: 1,238,790.50
Step by Step Solution
- Step 1: Write the proportion equation
1,622,891.16 : 2,239,570.62 = 897,681.96 : x - Step 2: Convert to fraction form
1,622,891.16/2,239,570.62 = 897,681.96/x - Step 3: Cross multiply
1,622,891.16x = 2,239,570.62 × 897,681.96 - Step 4: Simplify right side
1,622,891.16x = 2,010,422,143,720.02 - Step 5: Solve for x
x = 2,010,422,143,720.02/1,622,891.16 - Step 6: Final answer
x = 1,238,790.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.