Finding the Fourth Proportional to 4,783,707.36, 6,596,153 and 3,909,830.22
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Solution
The fourth proportional to 4,783,707.36, 6,596,153 and 3,909,830.22 is: 5,391,182.28
Step by Step Solution
- Step 1: Write the proportion equation
4,783,707.36 : 6,596,153 = 3,909,830.22 : x - Step 2: Convert to fraction form
4,783,707.36/6,596,153 = 3,909,830.22/x - Step 3: Cross multiply
4,783,707.36x = 6,596,153 × 3,909,830.22 - Step 4: Simplify right side
4,783,707.36x = 25,789,838,335,143.66 - Step 5: Solve for x
x = 25,789,838,335,143.66/4,783,707.36 - Step 6: Final answer
x = 5,391,182.28
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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.