Finding the Fourth Proportional to 3,805,565.72, 5,707,475.09 and 2,268,995.92
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Solution
The fourth proportional to 3,805,565.72, 5,707,475.09 and 2,268,995.92 is: 3,402,973.08
Step by Step Solution
- Step 1: Write the proportion equation
3,805,565.72 : 5,707,475.09 = 2,268,995.92 : x - Step 2: Convert to fraction form
3,805,565.72/5,707,475.09 = 2,268,995.92/x - Step 3: Cross multiply
3,805,565.72x = 5,707,475.09 × 2,268,995.92 - Step 4: Simplify right side
3,805,565.72x = 12,950,237,692,711.63 - Step 5: Solve for x
x = 12,950,237,692,711.63/3,805,565.72 - Step 6: Final answer
x = 3,402,973.08
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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.