Finding the Fourth Proportional to 6,228,831.80, 9,344,559.90 and 2,632,747.70
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Solution
The fourth proportional to 6,228,831.80, 9,344,559.90 and 2,632,747.70 is: 3,949,676.18
Step by Step Solution
- Step 1: Write the proportion equation
6,228,831.80 : 9,344,559.90 = 2,632,747.70 : x - Step 2: Convert to fraction form
6,228,831.80/9,344,559.90 = 2,632,747.70/x - Step 3: Cross multiply
6,228,831.80x = 9,344,559.90 × 2,632,747.70 - Step 4: Simplify right side
6,228,831.80x = 24,601,868,584,237.23 - Step 5: Solve for x
x = 24,601,868,584,237.23/6,228,831.80 - Step 6: Final answer
x = 3,949,676.18
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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.