Finding the Fourth Proportional to 3,558,764.12, 4,911,097.11 and 1,927,173.29
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Solution
The fourth proportional to 3,558,764.12, 4,911,097.11 and 1,927,173.29 is: 2,659,500.56
Step by Step Solution
- Step 1: Write the proportion equation
3,558,764.12 : 4,911,097.11 = 1,927,173.29 : x - Step 2: Convert to fraction form
3,558,764.12/4,911,097.11 = 1,927,173.29/x - Step 3: Cross multiply
3,558,764.12x = 4,911,097.11 × 1,927,173.29 - Step 4: Simplify right side
3,558,764.12x = 9,464,535,174,988.19 - Step 5: Solve for x
x = 9,464,535,174,988.19/3,558,764.12 - Step 6: Final answer
x = 2,659,500.56
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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.