Finding the Fourth Proportional to 3,995,166.96, 5,513,353.56 and 2,184,330.96
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Solution
The fourth proportional to 3,995,166.96, 5,513,353.56 and 2,184,330.96 is: 3,014,389.38
Step by Step Solution
- Step 1: Write the proportion equation
3,995,166.96 : 5,513,353.56 = 2,184,330.96 : x - Step 2: Convert to fraction form
3,995,166.96/5,513,353.56 = 2,184,330.96/x - Step 3: Cross multiply
3,995,166.96x = 5,513,353.56 × 2,184,330.96 - Step 4: Simplify right side
3,995,166.96x = 12,042,988,874,534.22 - Step 5: Solve for x
x = 12,042,988,874,534.22/3,995,166.96 - Step 6: Final answer
x = 3,014,389.38
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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.