Finding the Fourth Proportional to 2,086,325.92, 3,130,538.64 and 1,554,914.08
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Solution
The fourth proportional to 2,086,325.92, 3,130,538.64 and 1,554,914.08 is: 2,333,153.49
Step by Step Solution
- Step 1: Write the proportion equation
2,086,325.92 : 3,130,538.64 = 1,554,914.08 : x - Step 2: Convert to fraction form
2,086,325.92/3,130,538.64 = 1,554,914.08/x - Step 3: Cross multiply
2,086,325.92x = 3,130,538.64 × 1,554,914.08 - Step 4: Simplify right side
2,086,325.92x = 4,867,718,609,320.05 - Step 5: Solve for x
x = 4,867,718,609,320.05/2,086,325.92 - Step 6: Final answer
x = 2,333,153.49
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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.