Finding the Fourth Proportional to 4,170,990.28, 6,256,506.24 and 1,475,317.97
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Solution
The fourth proportional to 4,170,990.28, 6,256,506.24 and 1,475,317.97 is: 2,212,984.32
Step by Step Solution
- Step 1: Write the proportion equation
4,170,990.28 : 6,256,506.24 = 1,475,317.97 : x - Step 2: Convert to fraction form
4,170,990.28/6,256,506.24 = 1,475,317.97/x - Step 3: Cross multiply
4,170,990.28x = 6,256,506.24 × 1,475,317.97 - Step 4: Simplify right side
4,170,990.28x = 9,230,336,085,289.13 - Step 5: Solve for x
x = 9,230,336,085,289.13/4,170,990.28 - Step 6: Final answer
x = 2,212,984.32
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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.