Finding the Fourth Proportional to 3,745,968.66, 5,619,199.23 and 1,316,827.26
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Solution
The fourth proportional to 3,745,968.66, 5,619,199.23 and 1,316,827.26 is: 1,975,327.45
Step by Step Solution
- Step 1: Write the proportion equation
3,745,968.66 : 5,619,199.23 = 1,316,827.26 : x - Step 2: Convert to fraction form
3,745,968.66/5,619,199.23 = 1,316,827.26/x - Step 3: Cross multiply
3,745,968.66x = 5,619,199.23 × 1,316,827.26 - Step 4: Simplify right side
3,745,968.66x = 7,399,514,725,435.01 - Step 5: Solve for x
x = 7,399,514,725,435.01/3,745,968.66 - Step 6: Final answer
x = 1,975,327.45
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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.