Finding the Fourth Proportional to 5,004,526.92, 6,906,062.05 and 2,712,638.40
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Solution
The fourth proportional to 5,004,526.92, 6,906,062.05 and 2,712,638.40 is: 3,743,340.66
Step by Step Solution
- Step 1: Write the proportion equation
5,004,526.92 : 6,906,062.05 = 2,712,638.40 : x - Step 2: Convert to fraction form
5,004,526.92/6,906,062.05 = 2,712,638.40/x - Step 3: Cross multiply
5,004,526.92x = 6,906,062.05 × 2,712,638.40 - Step 4: Simplify right side
5,004,526.92x = 18,733,649,109,612.72 - Step 5: Solve for x
x = 18,733,649,109,612.72/5,004,526.92 - Step 6: Final answer
x = 3,743,340.66
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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.