Finding the Fourth Proportional to 4,261,974.52, 6,393,017.14 and 1,422,086.68
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Solution
The fourth proportional to 4,261,974.52, 6,393,017.14 and 1,422,086.68 is: 2,133,148.48
Step by Step Solution
- Step 1: Write the proportion equation
4,261,974.52 : 6,393,017.14 = 1,422,086.68 : x - Step 2: Convert to fraction form
4,261,974.52/6,393,017.14 = 1,422,086.68/x - Step 3: Cross multiply
4,261,974.52x = 6,393,017.14 × 1,422,086.68 - Step 4: Simplify right side
4,261,974.52x = 9,091,424,488,281.03 - Step 5: Solve for x
x = 9,091,424,488,281.03/4,261,974.52 - Step 6: Final answer
x = 2,133,148.48
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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.