Finding the Fourth Proportional to 2,165,644.44, 3,247,345.28 and 1,154,494.80
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Solution
The fourth proportional to 2,165,644.44, 3,247,345.28 and 1,154,494.80 is: 1,731,144.40
Step by Step Solution
- Step 1: Write the proportion equation
2,165,644.44 : 3,247,345.28 = 1,154,494.80 : x - Step 2: Convert to fraction form
2,165,644.44/3,247,345.28 = 1,154,494.80/x - Step 3: Cross multiply
2,165,644.44x = 3,247,345.28 × 1,154,494.80 - Step 4: Simplify right side
2,165,644.44x = 3,749,043,239,564.54 - Step 5: Solve for x
x = 3,749,043,239,564.54/2,165,644.44 - Step 6: Final answer
x = 1,731,144.40
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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.