Finding the Fourth Proportional to 3,117,291.08, 4,304,832.99 and 2,947,460.62
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Solution
The fourth proportional to 3,117,291.08, 4,304,832.99 and 2,947,460.62 is: 4,070,305.08
Step by Step Solution
- Step 1: Write the proportion equation
3,117,291.08 : 4,304,832.99 = 2,947,460.62 : x - Step 2: Convert to fraction form
3,117,291.08/4,304,832.99 = 2,947,460.62/x - Step 3: Cross multiply
3,117,291.08x = 4,304,832.99 × 2,947,460.62 - Step 4: Simplify right side
3,117,291.08x = 12,688,325,727,690.37 - Step 5: Solve for x
x = 12,688,325,727,690.37/3,117,291.08 - Step 6: Final answer
x = 4,070,305.08
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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.