Finding the Fourth Proportional to 4,531,215.16, 6,795,203.76 and 1,498,021.12
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Solution
The fourth proportional to 4,531,215.16, 6,795,203.76 and 1,498,021.12 is: 2,246,496.44
Step by Step Solution
- Step 1: Write the proportion equation
4,531,215.16 : 6,795,203.76 = 1,498,021.12 : x - Step 2: Convert to fraction form
4,531,215.16/6,795,203.76 = 1,498,021.12/x - Step 3: Cross multiply
4,531,215.16x = 6,795,203.76 × 1,498,021.12 - Step 4: Simplify right side
4,531,215.16x = 10,179,358,747,183.41 - Step 5: Solve for x
x = 10,179,358,747,183.41/4,531,215.16 - Step 6: Final answer
x = 2,246,496.44
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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.