Finding the Fourth Proportional to 3,926,804.20, 5,893,316.70 and 1,531,796.20
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Solution
The fourth proportional to 3,926,804.20, 5,893,316.70 and 1,531,796.20 is: 2,298,907.63
Step by Step Solution
- Step 1: Write the proportion equation
3,926,804.20 : 5,893,316.70 = 1,531,796.20 : x - Step 2: Convert to fraction form
3,926,804.20/5,893,316.70 = 1,531,796.20/x - Step 3: Cross multiply
3,926,804.20x = 5,893,316.70 × 1,531,796.20 - Step 4: Simplify right side
3,926,804.20x = 9,027,360,126,456.54 - Step 5: Solve for x
x = 9,027,360,126,456.54/3,926,804.20 - Step 6: Final answer
x = 2,298,907.63
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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.