Finding the Fourth Proportional to 5,314,646.12, 7,959,983.60 and 2,468,769.44
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Solution
The fourth proportional to 5,314,646.12, 7,959,983.60 and 2,468,769.44 is: 3,697,586.59
Step by Step Solution
- Step 1: Write the proportion equation
5,314,646.12 : 7,959,983.60 = 2,468,769.44 : x - Step 2: Convert to fraction form
5,314,646.12/7,959,983.60 = 2,468,769.44/x - Step 3: Cross multiply
5,314,646.12x = 7,959,983.60 × 2,468,769.44 - Step 4: Simplify right side
5,314,646.12x = 19,651,364,220,953.19 - Step 5: Solve for x
x = 19,651,364,220,953.19/5,314,646.12 - Step 6: Final answer
x = 3,697,586.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.