Finding the Fourth Proportional to 2,874,992.99, 4,312,527.05 and 955,904.20
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Solution
The fourth proportional to 2,874,992.99, 4,312,527.05 and 955,904.20 is: 1,433,868.79
Step by Step Solution
- Step 1: Write the proportion equation
2,874,992.99 : 4,312,527.05 = 955,904.20 : x - Step 2: Convert to fraction form
2,874,992.99/4,312,527.05 = 955,904.20/x - Step 3: Cross multiply
2,874,992.99x = 4,312,527.05 × 955,904.20 - Step 4: Simplify right side
2,874,992.99x = 4,122,362,717,348.15 - Step 5: Solve for x
x = 4,122,362,717,348.15/2,874,992.99 - Step 6: Final answer
x = 1,433,868.79
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1.5x scale
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.