Finding the Fourth Proportional to 4,216,195.38, 5,818,351.44 and 2,282,455.86
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Solution
The fourth proportional to 4,216,195.38, 5,818,351.44 and 2,282,455.86 is: 3,149,790.07
Step by Step Solution
- Step 1: Write the proportion equation
4,216,195.38 : 5,818,351.44 = 2,282,455.86 : x - Step 2: Convert to fraction form
4,216,195.38/5,818,351.44 = 2,282,455.86/x - Step 3: Cross multiply
4,216,195.38x = 5,818,351.44 × 2,282,455.86 - Step 4: Simplify right side
4,216,195.38x = 13,280,130,339,767.44 - Step 5: Solve for x
x = 13,280,130,339,767.44/4,216,195.38 - Step 6: Final answer
x = 3,149,790.07
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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.