Finding the Fourth Proportional to 2,370,222.11, 3,269,701.49 and 1,439,682.24
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Solution
The fourth proportional to 2,370,222.11, 3,269,701.49 and 1,439,682.24 is: 1,986,029.55
Step by Step Solution
- Step 1: Write the proportion equation
2,370,222.11 : 3,269,701.49 = 1,439,682.24 : x - Step 2: Convert to fraction form
2,370,222.11/3,269,701.49 = 1,439,682.24/x - Step 3: Cross multiply
2,370,222.11x = 3,269,701.49 × 1,439,682.24 - Step 4: Simplify right side
2,370,222.11x = 4,707,331,163,454.93 - Step 5: Solve for x
x = 4,707,331,163,454.93/2,370,222.11 - Step 6: Final answer
x = 1,986,029.55
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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.