Finding the Fourth Proportional to 1,160,914.08, 1,742,043.42 and 486,935.40
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Solution
The fourth proportional to 1,160,914.08, 1,742,043.42 and 486,935.40 is: 730,685.09
Step by Step Solution
- Step 1: Write the proportion equation
1,160,914.08 : 1,742,043.42 = 486,935.40 : x - Step 2: Convert to fraction form
1,160,914.08/1,742,043.42 = 486,935.40/x - Step 3: Cross multiply
1,160,914.08x = 1,742,043.42 × 486,935.40 - Step 4: Simplify right side
1,160,914.08x = 848,262,609,535.07 - Step 5: Solve for x
x = 848,262,609,535.07/1,160,914.08 - Step 6: Final answer
x = 730,685.09
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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.