Finding the Fourth Proportional to 3,893,210.13, 5,373,086.48 and 2,345,253.28
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Solution
The fourth proportional to 3,893,210.13, 5,373,086.48 and 2,345,253.28 is: 3,236,724.53
Step by Step Solution
- Step 1: Write the proportion equation
3,893,210.13 : 5,373,086.48 = 2,345,253.28 : x - Step 2: Convert to fraction form
3,893,210.13/5,373,086.48 = 2,345,253.28/x - Step 3: Cross multiply
3,893,210.13x = 5,373,086.48 × 2,345,253.28 - Step 4: Simplify right side
3,893,210.13x = 12,601,248,726,202.96 - Step 5: Solve for x
x = 12,601,248,726,202.96/3,893,210.13 - Step 6: Final answer
x = 3,236,724.53
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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.