Finding the Fourth Proportional to 2,282,471.42, 3,149,269.95 and 1,351,709.12
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Solution
The fourth proportional to 2,282,471.42, 3,149,269.95 and 1,351,709.12 is: 1,865,038.43
Step by Step Solution
- Step 1: Write the proportion equation
2,282,471.42 : 3,149,269.95 = 1,351,709.12 : x - Step 2: Convert to fraction form
2,282,471.42/3,149,269.95 = 1,351,709.12/x - Step 3: Cross multiply
2,282,471.42x = 3,149,269.95 × 1,351,709.12 - Step 4: Simplify right side
2,282,471.42x = 4,256,896,912,756.95 - Step 5: Solve for x
x = 4,256,896,912,756.95/2,282,471.42 - Step 6: Final answer
x = 1,865,038.43
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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.