Finding the Fourth Proportional to 5,791,454.64, 7,992,101.12 and 3,213,080.06
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Solution
The fourth proportional to 5,791,454.64, 7,992,101.12 and 3,213,080.06 is: 4,433,991.51
Step by Step Solution
- Step 1: Write the proportion equation
5,791,454.64 : 7,992,101.12 = 3,213,080.06 : x - Step 2: Convert to fraction form
5,791,454.64/7,992,101.12 = 3,213,080.06/x - Step 3: Cross multiply
5,791,454.64x = 7,992,101.12 × 3,213,080.06 - Step 4: Simplify right side
5,791,454.64x = 25,679,260,690,149.76 - Step 5: Solve for x
x = 25,679,260,690,149.76/5,791,454.64 - Step 6: Final answer
x = 4,433,991.51
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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.