Finding the Fourth Proportional to 4,739,718.16, 6,540,649.32 and 2,703,183.76
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Solution
The fourth proportional to 4,739,718.16, 6,540,649.32 and 2,703,183.76 is: 3,730,301.34
Step by Step Solution
- Step 1: Write the proportion equation
4,739,718.16 : 6,540,649.32 = 2,703,183.76 : x - Step 2: Convert to fraction form
4,739,718.16/6,540,649.32 = 2,703,183.76/x - Step 3: Cross multiply
4,739,718.16x = 6,540,649.32 × 2,703,183.76 - Step 4: Simplify right side
4,739,718.16x = 17,680,577,021,679.04 - Step 5: Solve for x
x = 17,680,577,021,679.04/4,739,718.16 - Step 6: Final answer
x = 3,730,301.34
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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.