Finding the Fourth Proportional to 2,331,752.16, 3,217,824.65 and 1,351,881.62
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Solution
The fourth proportional to 2,331,752.16, 3,217,824.65 and 1,351,881.62 is: 1,865,600.50
Step by Step Solution
- Step 1: Write the proportion equation
2,331,752.16 : 3,217,824.65 = 1,351,881.62 : x - Step 2: Convert to fraction form
2,331,752.16/3,217,824.65 = 1,351,881.62/x - Step 3: Cross multiply
2,331,752.16x = 3,217,824.65 × 1,351,881.62 - Step 4: Simplify right side
2,331,752.16x = 4,350,117,992,471.02 - Step 5: Solve for x
x = 4,350,117,992,471.02/2,331,752.16 - Step 6: Final answer
x = 1,865,600.50
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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.