Finding the Fourth Proportional to 4,531,211.16, 6,795,197.76 and 1,498,017.12
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Solution
The fourth proportional to 4,531,211.16, 6,795,197.76 and 1,498,017.12 is: 2,246,490.45
Step by Step Solution
- Step 1: Write the proportion equation
4,531,211.16 : 6,795,197.76 = 1,498,017.12 : x - Step 2: Convert to fraction form
4,531,211.16/6,795,197.76 = 1,498,017.12/x - Step 3: Cross multiply
4,531,211.16x = 6,795,197.76 × 1,498,017.12 - Step 4: Simplify right side
4,531,211.16x = 10,179,322,578,265.65 - Step 5: Solve for x
x = 10,179,322,578,265.65/4,531,211.16 - Step 6: Final answer
x = 2,246,490.45
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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.