Finding the Fourth Proportional to 1,850,922.36, 2,775,262.64 and 1,210,453.07
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Solution
The fourth proportional to 1,850,922.36, 2,775,262.64 and 1,210,453.07 is: 1,814,946.56
Step by Step Solution
- Step 1: Write the proportion equation
1,850,922.36 : 2,775,262.64 = 1,210,453.07 : x - Step 2: Convert to fraction form
1,850,922.36/2,775,262.64 = 1,210,453.07/x - Step 3: Cross multiply
1,850,922.36x = 2,775,262.64 × 1,210,453.07 - Step 4: Simplify right side
1,850,922.36x = 3,359,325,162,715.73 - Step 5: Solve for x
x = 3,359,325,162,715.73/1,850,922.36 - Step 6: Final answer
x = 1,814,946.56
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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.