Finding the Fourth Proportional to 1,161,953.46, 1,742,928.93 and 403,794.99
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Solution
The fourth proportional to 1,161,953.46, 1,742,928.93 and 403,794.99 is: 605,692.05
Step by Step Solution
- Step 1: Write the proportion equation
1,161,953.46 : 1,742,928.93 = 403,794.99 : x - Step 2: Convert to fraction form
1,161,953.46/1,742,928.93 = 403,794.99/x - Step 3: Cross multiply
1,161,953.46x = 1,742,928.93 × 403,794.99 - Step 4: Simplify right side
1,161,953.46x = 703,785,969,860.06 - Step 5: Solve for x
x = 703,785,969,860.06/1,161,953.46 - Step 6: Final answer
x = 605,692.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.