Finding the Fourth Proportional to 4,016,285.37, 5,542,417.06 and 2,273,909.80
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Solution
The fourth proportional to 4,016,285.37, 5,542,417.06 and 2,273,909.80 is: 3,137,963.39
Step by Step Solution
- Step 1: Write the proportion equation
4,016,285.37 : 5,542,417.06 = 2,273,909.80 : x - Step 2: Convert to fraction form
4,016,285.37/5,542,417.06 = 2,273,909.80/x - Step 3: Cross multiply
4,016,285.37x = 5,542,417.06 × 2,273,909.80 - Step 4: Simplify right side
4,016,285.37x = 12,602,956,468,421.19 - Step 5: Solve for x
x = 12,602,956,468,421.19/4,016,285.37 - Step 6: Final answer
x = 3,137,963.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.