Finding the Fourth Proportional to 6,782,194.50, 9,357,113.61 and 4,202,934.18
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Solution
The fourth proportional to 6,782,194.50, 9,357,113.61 and 4,202,934.18 is: 5,798,614.68
Step by Step Solution
- Step 1: Write the proportion equation
6,782,194.50 : 9,357,113.61 = 4,202,934.18 : x - Step 2: Convert to fraction form
6,782,194.50/9,357,113.61 = 4,202,934.18/x - Step 3: Cross multiply
6,782,194.50x = 9,357,113.61 × 4,202,934.18 - Step 4: Simplify right side
6,782,194.50x = 39,327,332,617,612.19 - Step 5: Solve for x
x = 39,327,332,617,612.19/6,782,194.50 - Step 6: Final answer
x = 5,798,614.68
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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.