Finding the Fourth Proportional to 2,239,240.13, 3,358,209.48 and 872,709.70
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Solution
The fourth proportional to 2,239,240.13, 3,358,209.48 and 872,709.70 is: 1,308,810.94
Step by Step Solution
- Step 1: Write the proportion equation
2,239,240.13 : 3,358,209.48 = 872,709.70 : x - Step 2: Convert to fraction form
2,239,240.13/3,358,209.48 = 872,709.70/x - Step 3: Cross multiply
2,239,240.13x = 3,358,209.48 × 872,709.70 - Step 4: Simplify right side
2,239,240.13x = 2,930,741,987,827.96 - Step 5: Solve for x
x = 2,930,741,987,827.96/2,239,240.13 - Step 6: Final answer
x = 1,308,810.94
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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.