Finding the Fourth Proportional to 3,047,194.68, 4,205,101.68 and 1,670,513.36
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Solution
The fourth proportional to 3,047,194.68, 4,205,101.68 and 1,670,513.36 is: 2,305,293.65
Step by Step Solution
- Step 1: Write the proportion equation
3,047,194.68 : 4,205,101.68 = 1,670,513.36 : x - Step 2: Convert to fraction form
3,047,194.68/4,205,101.68 = 1,670,513.36/x - Step 3: Cross multiply
3,047,194.68x = 4,205,101.68 × 1,670,513.36 - Step 4: Simplify right side
3,047,194.68x = 7,024,678,536,598.44 - Step 5: Solve for x
x = 7,024,678,536,598.44/3,047,194.68 - Step 6: Final answer
x = 2,305,293.65
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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.